The charm of science is everywhere. As long as we take the initiative to explore with curiosity, we will find many interesting phenomena in life, such as the following 10 knowledge, which will definitely make your posture soar.
1. The largest monkey in the world is a baboon, and the smallest monkey is a bonobo.
baboon
2. The human body increases oxygen in the blood and discharges more carbon dioxide by yawning and deep breathing, thus making people more energetic. When people are sleepy, they often yawn constantly, reminding people that their brains are tired and need sleep and rest.
People can drink about 80 tons of water in their lifetime.
Note: If a person lives to 60 years old, he will drink about 43,500 kilograms of water in his life, that is, if he drinks 2 liters (kilograms) of water every day, 60*365 days *2 kilograms = 43,800 kilograms, minus about 300 kilograms in infancy. There is no need to calculate that living to 60 years old should be about 80 tons of water.
4. The brightest star in the sky is Sirius Canis, with a magnitude of-1.46 and a distance of 8.7 light years from the Earth.
Everyone must have the habit of picking their nostrils. According to the survey, 90% people put their fingers into their nostrils several times a day. According to research, picking your nostrils may introduce dangerous bacteria into your nostrils, such as Staphylococcus aureus.
6. Morning glow and sunset glow are the most beautiful colors in the sky. It is formed because sunlight passes through the thick atmosphere around sunrise and sunset and is scattered by a large number of air molecules.
7. There is always lightning in Lake Maracaibo in Venezuela. Even scientists don't know why, but it seems that lightning is caused by airflow combined with local topography.
There used to be giant dragonflies in ancient times. The giant vein dragonfly appeared about 300 million years ago, about as big as a seagull, and its wings are about 65 cm long.
9. Lobsters die from molting, being eaten or being injured. They can live to be 70 without getting old first. If these three things don't happen, we can continue to live forever.
10, "White rabbit, white, so cute to jump". Rabbits beat the ground with their legs to transmit information, mostly with their hind legs, which is a way for them to express their feelings to female rabbits.
2. Tips for daily life
1, the hair dryer blows at the label, and the label can be easily torn off as soon as the glue of the trademark is hot.
If you are afraid of wrinkling when traveling with clothes, you can roll up every piece of clothes. 3. Apply some toothpaste evenly on the collar and cuffs, brush lightly with a brush, and then rinse with clear water to remove stains.
4. The cuff or collar of the sweater will lose its elasticity. You can soak the cuff or collar in hot water for 20 minutes, and then dry it to recover. Jeans fade easily when washed. Soak in cold brine for about 2 hours before washing, and then wash with soap.
6. Some fabrics are easy to fade under the action of sunlight. When hanging clothes, you can turn it upside down. The sun is inside the clothes and the shade is outside. 7. Put the vinegar on the kitchen floor first. Grease easily accumulates on the kitchen floor. Before mopping the floor, isn't it like pouring some vinegar on the mop to let the oil escape! 8. Tin foil barbecue without lemon. If fish and meat are grilled with tin foil, don't bake sour fruits such as lemon together! Because tin foil paper belongs to metal, when metal and acidic substances are mixed and baked, chemical changes will occur, which is easy to produce carcinogens harmful to people! 9. When eating barbecue with lemon detoxification barbecue, if the meat is placed directly on the meat rack, in addition to being thoroughly roasted, the burnt part should also be thrown away to avoid eating carcinogens! Remember to drop fresh lemon juice before eating. VitC in lemon not only adds flavor, but also has detoxification effect! 10. Lemon bath makes skin whiter. Lemon is in production and the price is not expensive. Not often. Cut it in half and squeeze it into juice on weekdays, add cold boiled water and some sugar to drink! Don't throw away the lemon peel for the time being and put it in the bathroom. No matter how you wash your face and take a bath, your skin will be younger and whiter! 1 1. Grapes are cleaner. When eating grapes, first take scissors to cut off the roots and keep the whole grain, and soak it in diluted salt water to achieve the sterilization effect. After washing, there is a white film on the surface. Squeeze some toothpaste, put the grapes in the palm of your hand, gently knead them, and then rinse them with water, and they will be completely crystal clear and more comfortable to eat! 12. Children drink sugar water to prevent constipation. Children at home are prone to picky eaters, which often leads to constipation! Instead of mixing a spoonful of brown sugar with 100 cc warm water, stir it evenly, let the children drink it slowly, and then gently * * * it clockwise like a stomach. Soon, the child can defecate smoothly! 13. Brown sugar can remove menstrual lochia. Menstruation is coming. Two days before the end, you can use half a catty of brown sugar (that is, brown sugar) to soak in boiling water (both hot and cold) as tea, which can clear the lochia in the uterus! It is the simplest health care method for women! 14. When the hair dryer easily removes the label to buy a gift box for people, the price label is difficult to tear off, and the black and dirty ones dug by hand are even more ugly. If you blow it with a hair dryer and then tear it off, it will be easily torn off without leaving a trace! 15. Adding white vinegar to clean water can prolong the life of flowers in hot summer. Flowers are easy to wither after being bought back, unlike adding a few drops of white vinegar or bleach to clear water, pruning the bottom of flower branches can prolong the life of flowers! 16. Soaking tea in water can remove foot odor. Many people suffer from foot odor. Here are several ways, unlike trying: put a little tea directly in your shoes when you wear it! Put warm water in the washbasin, put a little tea in it, and then put your feet in it for a while, so it has no taste.
3. Handwritten newspaper tips
Golden idea one:
Environmental issues we are concerned about:
Plants are the most precious wealth of the earth, and we students waste a lot of paper. Many raw materials for papermaking come from plants, which will lead to the destruction of ecological balance. Some wood consumables in life should also be used properly.
We think we can improve the method:
1. Bind the useless paper in the old exercise book and make a draft.
2. Collect used draft paper, old exercise books and test papers, find a suitable way, and send them to the paper mill for further processing into usable paper.
3. Save paper, fill up the draft paper, and don't throw it away just by writing a few numbers.
4. Try to save paper, whether it is toilet paper or napkin. If you can use a handkerchief instead, use it.
5. Practice writing brush and painting Chinese painting on waste newspapers.
6. Some wrapping paper can be made into handicrafts to beautify life.
7. Try not to use disposable chopsticks.
8. Convenient chopsticks or bamboo sticks can be recycled and made into handicrafts.
9. Don't destroy or damage trees by mechanical means.
10, a variety of plants.
1 1. Send the remaining wood and sawdust from the decoration to the paper mill to reduce the number of trees cut down.
12. Like the Japanese, we cherish every tree in our country and use laws to regulate people's awareness of protection.
Problems faced by our improvement plan:
1, people don't pay attention to protecting plants.
There is no suitable place for used waste paper.
Students have a bad habit of luxury.
Golden idea 2:
The environmental problem we care about: water shortage.
We think we can improve the method:
1. You can flush the toilet, wipe the floor or water the flowers with used but relatively clean water.
2. Intermittent water use can turn off the faucet to avoid unnecessary waste.
3. Wash a small amount of clothes by hand to avoid using a lot of water when washing with the washing machine.
4. When taking a bath, you should store the cold water in the empty room from the beginning, which can be used for washing clothes and other purposes.
Problems faced by our improvement plan:
1, where to put it when it is used for secondary use.
Golden idea 3:
Environmental problems we care about: saving the use of power resources.
We think we can improve the method:
1. Don't turn on the light or air conditioner when no one is around or it is unnecessary.
Turn off the lights after leaving the room.
3, the same room, in the case of good lighting, don't have to turn on two lights.
Problems faced by our improvement plan:
Students have a misconception that it doesn't matter if I can afford the electricity bill and make myself comfortable.
Golden idea 4:
The environmental problem we care about: the use of plastic bags
We think we can improve the method:
1, don't throw plastic bags casually, it's harmful to nature.
The plastic bags in the supermarket can be used as garbage bags.
3. Avoid using plastic bags when buying food, or bring your own bags or baskets.
Problems faced by our improvement plan:
Everyone wants convenience and beauty, and they don't want to use cloth bags or baskets.
Golden idea five:
Environmental issues we are concerned about: saving gasoline and protecting the environment.
We think we can improve the method:
1. If you can go to school by bus, you don't need a shuttle bus.
2. Go to a close place to do business, just walk or ride a bike. Environmental protection and sports.
Problems faced by our improvement plan:
1. I'm too nervous to study.
2. Students have vanity and think it is good enough to have a car at home. If you take the bus, it's a bit embarrassing.
Environmental slogan:
1. Greening the environment, beautifying the home and purifying the soul.
Take care of the environment, otherwise birds will have no place to live. Be environmentally friendly!
3, environmental protection, our bank, everyone.
4. Popular science knowledge handwritten newspaper content
The charm of science is everywhere. As long as we take the initiative to explore with curiosity, we will find many interesting phenomena in life, such as the following 10 knowledge, which will definitely make your posture soar.
1. The largest monkey in the world is a baboon, and the smallest monkey is a bonobo. Baboon 2. By yawning and deep breathing, the human body increases the oxygen in the blood and discharges more carbon dioxide, thus making people more energetic.
When people are sleepy, they often yawn constantly, reminding people that their brains are tired and need sleep and rest. People can drink about 80 tons of water in their lifetime.
Note: If a person lives to 60 years old, he will drink about 43,500 kilograms of water in his life, that is, if he drinks 2 liters (kilograms) of water every day, 60*365 days *2 kilograms = 43,800 kilograms, minus about 300 kilograms in infancy. Needless to say, you have to drink 80 tons of water to live to 60 years old. 4. The brightest star in the sky is Sirius Canis, with a magnitude of-1.46 and a distance of 8.7 light years from the Earth. Everyone must have the habit of picking their noses.
According to the survey, 90% people put their fingers into their nostrils several times a day. According to research, picking your nostrils may introduce dangerous bacteria into your nostrils, such as Staphylococcus aureus.
6. Morning glow and sunset glow are the most beautiful colors in the sky. It is formed because sunlight passes through the thick atmosphere around sunrise and sunset and is scattered by a large number of air molecules.
7. There is always lightning in Lake Maracaibo in Venezuela. Even scientists don't know why, but it seems that lightning is caused by airflow combined with local topography. There used to be giant dragonflies in ancient times.
The giant vein dragonfly appeared about 300 million years ago, about as big as a seagull, and its wings are about 65 cm long. 9. Lobsters die from molting, being eaten or being injured. They can live to be 70 without getting old first. If these three things don't happen, we can continue to live forever.
10, "White rabbit, white, so cute to jump". Rabbits beat the ground with their legs to transmit information, mostly with their hind legs, which is a way for them to express their feelings to female rabbits.
5. Health tips handwritten newspaper
1. Eating midnight snack often leads to gastric cancer, because the stomach can't rest. You can only eat four eggs a week. Eating too much is bad for your health. Chicken * * * It contains carcinogens. It is best not to eat fruit after meals. It is a mistake to eat fruit before meals. 5. Girls should not drink green tea during menstruation. No tea anyway. Eat more things that can replenish blood. 6. Drink soy milk without eggs and sugar. 7. Don't eat tomatoes on an empty stomach. It's best to eat after meals. 8.wake up in the morning. Drink a glass of water first to prevent stones. 5438+00. Drink less milk tea. Because it is high in calories and oil, it has no nutritional value. If you drink it for a long time, you are prone to diseases such as hypertension and diabetes. 1 1. Just baked bread is not suitable for immediate consumption. Stay away from the charging stand. The human body should be 30 centimeters away. Never put it beside the bed 13. Bladder cancer will not come 15. Drink more water during the day. Drink less water at night 16. Do not drink more than two cups of coffee a day. Drinking too much is easy to lose sleep. Stomach pain 17. Eat less greasy food. Because it takes 5-7 hours to digest and concentrate the blood in the brain in the gastrointestinal tract. Easy to fall asleep 18. 19. 10 Food types that will make you happy: deep-sea fish, bananas, grapefruit, whole wheat bread, spinach, garlic, pumpkin, low-fat milk, chicken and cherries. 20. Lack of sleep will make you stupid. You must sleep for eight hours every day. If you have the habit of taking a nap, you won't get old. 2 1. The best sleep time is at night. Inhibit antibody-producing b cells. Increase the chance of bacterial infection. 23. Take the capsule with cold water (you can eat it first). Take it 30 minutes before bed. Avoid lying down immediately. 24. Sour plum has anti-aging effect. Youth lives forever. People who are angry should eat more. 25. Hair loss factors: staying up late, stress, alcohol and tobacco, spicy chicken chops, spicy pots, greasy food, and over-seasoned dishes. 26. Help hair grow: eat more cabbage, eggs and beans. Eat less sweets (especially fructose). 27. A glass of lemon juice and orange juice every day can not only whiten the skin but also fade the dark spots. 28. Apples are commonly used by motorcyclists, addicts and housewives. One a day can give you a clean lung. 29. Smoking and taking vitamins (a vitamin B carotene -A) can lead to cancer. Quitting smoking as soon as possible is the healthiest way. 30. here we go. Pregnant women. Before labor. After delivery. Menopause 3 1. Smoking. The most important ones are lung cancer, lip cancer, tongue cancer, laryngeal cancer and esophageal cancer. It is also related to bladder cancer. 32. Drinking alcohol leads to cirrhosis. It can cause liver cancer. 33. eat areca can cause oral fibrosis. Oral cancer. 34. The food is too fine. Lack of fiber. Containing a lot of fat, especially cholesterol, can cause gastric cancer. 35. The food is too rough, which leads to esophageal cancer. Gastric cancer. 36. Aflatoxin and nitrite in food are carcinogenic. 37. Don't smoke. Refuse to smoke secondhand smoke. 38. Drink moderately. Don't call for long. Don't get drunk. 39. Reduce the intake of salted, smoked and grilled foods. 40. Eat fresh vegetables and fruits every day. Cereals and beans containing high fiber. Eat a balanced diet every day. Don't overwork yourself. Maintain an ideal weight. Don't get fat. Keep a regular life and exercise. Keep a relaxed and happy mood. Correct eating habits: eat like an emperor in the morning. Eat like a civilian at noon. Eat like a beggar at night. Drink a glass of water at night. Stay away from myocardial infarction and cerebral infarction. According to statistics, most cerebral thrombosis is found when you get up in the morning. Medical experts pointed out that it may be caused by insufficient drinking water at night. Lack of water in the body will increase blood viscosity. Too high blood viscosity and concentration can easily lead to thrombosis and induce cardiovascular and cerebrovascular diseases. Some old people will feel thirsty when they wake up after sleeping at night. It is also caused by not replenishing water in time at night. It is reported that researchers from a university in Japan conducted a group study on male elderly people. One group got up in the middle of the night to drink 2. 50 ml of boiling water. The other group slept until dawn. They didn't drink water at night. Then their blood concentrations were measured separately. The results showed that the blood concentration of the group drinking water decreased significantly, and the risk of ischemic stroke and myocardial infarction decreased accordingly. Because the thirst center of the elderly is not sensitive to water shortage, the elderly should always drink water when they are not thirsty. In addition to actively drinking water during the day, you should also drink a cup of boiled water at night to dilute and reduce blood. Reduce the incidence of stroke and myocardial infarction. -Don't wash your face with the stream (very important! ) tell you a terrible thing. I hope you can be very careful when you go out to play in the future. My friend's friend is a doctor Two patients came and said they had a headache recently. This is almost unbearable. After examination, it was found that their brains were full of leeches. Later, they found that their leeches came from a stream. Before going out to play, they saw a clear and cold stream, so they washed their faces with their hands. At that time, they found nothing unusual in the water. Little leeches have entered the brain through nostrils and multiplied. I thought it was a recurrent migraine. After examination, it was learned that one of them had died. Everyone should pay more attention.
6. Handwritten health knowledge report
1, study and rest
□ Proper rest is beneficial to study. Sleep is the most natural and thorough rest.
Too little or too much sleep is not good for health and study. Pupils sleep 10 every day.
Hours is good, in addition to adequate sleep, you should also have proper exercise rest.
In order to better promote health and improve learning efficiency.
□ 2. How to treat a cold
I have a cold. If I don't have proper rest, my situation may get worse. Drink more when you are sick.
Boil water and eat digestible food to prevent catching cold again. Take some Chinese medicine if necessary or
Western medicine, in order to avoid the recurrence of cold, should strengthen physical exercise and keep fit at ordinary times.
Quality.
□ 3. Symptoms and prevention of meningitis
The epidemic season of meningitis is in winter and spring. The disease is mainly transmitted by droplets,
Symptoms such as fever, headache, vomiting, bleeding on the skin, etc., can not be pressed back with your fingers.
Serious diseases can be life-threatening. In order to prevent meningitis, we should avoid going to patients' homes and bedrooms.
Always open the window for ventilation and dry the bedding frequently. Before the epidemic season, meningococcal vaccine can be given in advance according to regulations.
Patients with needle prevention should be treated in isolation on the spot.
□ 5. Prevention of diphtheria
Diphtheria is an acute respiratory infectious disease caused by Bacillus diphtheriae, which is more common in winter and spring.
The patient has a fever, cough and sore throat. Dysopia, hoarseness and other symptoms, pharynx
There is a white film on the throat that is not easy to erase. Treatment is not timely, life-threatening, prophase.
The main way to prevent diphtheria is to vaccinate according to the immunization program.
-6. Prevent food poisoning
Food poisoning is caused by eating something poisonous or contaminated by bacteria.
Caused by the disease, serious life-threatening. So, in order to avoid eating toxic things by mistake,
Such as poisonous wild mushrooms, puffer fish, sprouted potatoes and other poisons; Don't eat and die,
Poisoned or unexplained livestock meat spoilage food; The food between meals should be cooked thoroughly in the pot.
□ 7. Prevention of infectious hepatitis
-Hepatitis A, B, non-A and non-B, etc. It is harmful to human health.
Serious harm. To prevent this disease, it is necessary to isolate the source of infection, the daily necessities used by patients and the precautions.
Shooter, etc Should be disinfected; Do a good job in feces management, drinking water, food hygiene and personal hygiene.
Health; Vaccinate, strengthen physical exercise and enhance resistance.
Wash your hands before and after defecation.
-9. Overview of competition syndrome and health care.
□ Restlessness, loss of appetite, insomnia caused by excessive tension when reviewing for the exam.
Memory loss and other phenomena are called competition syndrome. So review the main subjects in the preparation stage.
Learn to arrange study and life. You should avoid being overly nervous when reviewing your lessons.
And we should also take part in some sports activities, increase nutrition and pay attention to diet.
Hygiene, ensure adequate sleep.
7. Common sense of daily life
The strongest and latest 2009 life tips 100 tips 1. Spread some toothpaste evenly on the collar and cuffs, brush lightly with a brush, and then rinse with water to remove stains. As long as you put a bowl of vinegar in the new room, the smell of paint in the new room will soon disappear in two or three days.
? 3. The cuff or collar of the sweater will lose its elasticity. You can soak the cuff or collar in hot water for 20 minutes, and then dry it to recover. ? 4. Soak the aluminum products with black spots in the mixed solution of vinegar and water, and take them out for cleaning after 10 minutes, and they will be as clean as new.
? 5. Soak the newly bought jeans in strong salt 12 hours, and then wash them with clear water, so that the color will not fade easily in the future. ? 6. When you buy a down jacket, you can put it on the table and pat it with your hands. The higher the fluffy degree, the better the cashmere quality and the more cashmere content.
? 7. After the surface of gold jewelry is worn, gently wipe it with deer skin (or other soft skin) dipped in a little toothpaste to make it as bright as new. ? 8. To remove the dirt in the oven, please sprinkle salt when the oven is still hot and wipe it with a wet sponge after cooling.
? 9. Indoor plants, such as chrysanthemum, ivy and chlorophytum, are natural air fresheners. ? 10. Wipe with 45 ml of white vinegar and 4 liters of cold water to make the window glass clean and transparent.
? 1 1. When cutting vegetables such as onions, peel them first and put them in the freezer for a few hours before cutting them to avoid tears. ? 12. When traveling, put fresh ginger slices under the nostrils at any time to make the spicy taste inhale into the nose, which can prevent carsickness.
? 13. A lot of dust often accumulates in the cracks of household appliances, so it is very convenient to remove it with a used brush. ? 14. burning dry tea leaves in the bathroom and smoking can remove the stench of dirty places.
? 15. Add a small amount of soapy water (or tea) to the ink and mix well. The handwriting written in this ink can keep the color trace unchanged. ? 16. If the CD is scratched accidentally, just paint it on the scratch with an oily pen, no matter what color it is.
? 17. The price tag is hard to tear off. You can heat it with a hair dryer before tearing it off, which will make it easy to tear it off without leaving any trace. ? 18. Fresh eggs are illuminated with lights, and the bear is very small. The egg is completely transparent and orange-red. There are no black spots and no red shadows in the egg.
? 19. After washing your face, gently rub your fingers with some fine salt on both sides of your nose, and then rinse with clear water to remove the blackheads. ? 20. As long as you put a smooth silk scarf on the pillow before going to bed, you can prevent the newly made hair from being deformed.
? 2 1. Add 6 egg whites to 1 kg flour, and the wrapped jiaozi will collect water quickly after taking out of the pot, which is not easy to stick. ? 22. Soaking the remaining tea leaves in water for a few days and pouring them on the roots of plants can promote the growth of plants.
? 23. Use dried tangerine peel when stewing meat, which is rich in flavor; Eating beef and mutton with angelica dahurica can remove fishy smell and increase freshness; The cinnamon of homemade sausage is delicious. ? 24. Soymilk can't be drunk with drugs. Drugs will destroy the nutrients of soy milk, such as tetracycline and other antibiotics.
? 25. When frying poached eggs, drop a few drops of hot water around the eggs. Fried eggs are especially delicious. ? 26. Take some fresh orange peels, put them in the refrigerator and open the refrigerator three days later. It smells good and has no peculiar smell.
? 27. Radish and mutton can be cooked together, or some mung beans can be put in the pot. ? 28. Drinking green tea in the morning can stimulate appetite, refresh your mind, and soaking in medlar in the afternoon can enhance your physique and help you sleep.
? 29. Wash the fish and soak it in rice washing water for two hours. The fish made in this way tastes fresh and delicious. ? Don't drink tea immediately after eating meat. Tea contains a large number of target acidic proteins, which can cause fatty liver.
? 3 1. Any red or purple cotton fabric can be as bright as new if it is washed with vinegar and water. ? 32. Eating an apple on an empty stomach in the morning and evening is beneficial to the treatment of constipation in middle-aged and elderly people.
? 33. After the kitchen floor has accumulated oil stains, before mopping the floor, pour some vinegar on the mop to easily remove the oil stains. ? 34. Remember to drop fresh lemon juice before the barbecue. VitC in lemon not only increases flavor, but also has detoxification effect.
? Flowers inserted in bottles can be kept fresh by adding a few drops of white vinegar or bleach to clean water. ? 36. When the underwear zipper sticks or can't be pulled, it can be pulled easily by waxing it first and then wiping it with a dry cloth.
? 37. When the newly bought colored cloth is put into water for the first time, soak it in salt for 15 minutes before taking it out for washing, which can prevent the cloth from fading. ? 38. When the milk is out of date and can't be drunk, you can soak the rag to wipe the table floor, and the dirt can be removed quickly.
? 39. If aluminum pot is burnt, put an onion and a little water in the pot to boil, and soon all burnt objects will float. ? 40. Dirty small mirrors or cabinet mirrors can be wiped with kerosene or wax dipped in a soft cloth.
? 4 1. Replace the old photo with a new one: If the photo is old or dirty, wipe it with cotton dipped in alcohol and it will look like a new one. ? 42. Dip a little toilet water with a paper towel and wipe the body, receiver, buttons or mobile phone, which can keep the mobile phone and mobile phone clean.
? 43. When cooking old beef, you can put a layer of mustard powder on the beef block and wash it before cooking the next day, so that the meat will be rotten and tender. ? 44. You can wipe both sides of the lens with semi-dry soapy soil and then wipe it evenly.
In this way, when the glass is heated, it is not easy to fog. ? 45. Try a steam iron. Spray some steam in the recess, and then iron it.
Use a hard toothbrush to pick up the hair in the recess, and then gently brush off the furniture traces on the carpet. ? 46. Use aluminum foil paper, fold two or three sheets together and cut them with scissors, which can sharpen the scissors again.
? 47. A cotton swab dipped in alcohol can remove the dust from the tape recorder head. Only in this way can the sound quality be restored.
? 48. You can sprinkle a little salt in the ashtray and wipe it with a cork or rag to remove dirt. ? 49. The creases of skirts and trouser legs are almost invisible by applying a little dilute vinegar to the creases with an old toothbrush and then ironing them at low temperature.
? 50. You can put the new * * * in the freezer, take it out directly after natural freezing and thawing, and it won't take off the thread when you put it on. ? 5 1. When cotton and black clothes fade, you can wash them in water with a little beer to prevent them from fading.
? Before washing the white silk shirt, coat it with a layer of milk. This will magically prevent yellowing.
? 53. Dilute the fabric softener with ten times of water, and then gently wipe the surface of CD audio with paper towel or soft cloth, which can easily remove dust. ? 54. Cracked plates can be put in.
8. Safety knowledge handwritten newspaper materials
driving safety
1, walking safety: pedestrians must take the sidewalk, and if there is no sidewalk, take the right; Crossing the road requires a crosswalk; The sidewalks controlled by effective communication signals shall comply with the signal regulations; When passing the sidewalk without traffic signal control, you should look left and right, pay attention to the traffic, and don't chase or run; If there is no crosswalk, you must go straight through, and vehicles are not allowed to cross suddenly when approaching; Anyone who takes the overpass or underground passage must take the overpass or underground passage; It is not allowed to climb over the guardrail and isolation belt on the roadside or in the middle of the road, and it is not allowed to pick up a car, chase a car, forcibly stop a car or hit a car with a parabolic object on the road.
2, riding a bicycle (electric car, motorcycle) safety: 16 years old, can not ride an electric car or motorcycle on the road; Riding without an umbrella; Don't give up riding a bike; Don't take people by bike; Don't take a "sick" car; Don't ride too fast; Do not grab the road with motor vehicles; Non-parallel cycle; Don't ride a bike in bad weather.
3, ride safety: stop to get on and off the bus, grab the handrail in the car, head, hands and other body parts can not extend out of the window, take care of things around you to prevent pickpocketing; Wear a seat belt when taking a high-speed car; Don't take an overloaded car.
9. Primary school students [technology and life] handwritten newspaper materials
Original publisher: Mathematical Genius 50
1, technology and life: technology is a superb technology that is helpful to mankind. In real life, we have also come into contact with: for example, the TV we watch every day, why does it have so many wonderful programs? Because of the technology used here, the TV staff sent a signal, so we can see colorful pictures. 2. Aerospace: Space, a place where people have infinite reverie, a mysterious place that people seem to never guess, is buried in my heart-that magical seed, and I have a feeling that space is too good for me! I seem to feel the yearning for space, how beautiful it is! How comfortable! Infinite universe. 3. Human science and technology: In today's world, science and technology are developing rapidly, the trend of global economic integration is obvious, and the competition of comprehensive national strength is becoming increasingly fierce. The new situation inevitably calls for new ideas and countermeasures, and new educational concepts are needed to guide the exploration and practice of quality education. As educators, we should always pay attention to: What kind of talents does society need? What qualities can our students rely on to cope with the future? In order to meet the needs of the future society, teachers should take quality education as their responsibility and strive to cultivate comprehensive talents with various skills. 4. Science brings me happiness: Science brings me infinite happiness. I like exploring, and I like discovering. I love science more. Everything in life is based on science. The rapid development of modern science and technology has brought a lot of fun, convenience and benefits to people's lives. As modern primary and middle school students, we should approach science and explore new knowledge. Science makes our life better. We should study and love science seriously, and let science make our life better. 5. Little knowledge of science and technology: The cactus is shaped like a grotesque big hand. It is really bad to open it with all its strength.
10. I want to make a handwritten newspaper. Do you have any common sense about health? Don't be wordy, be concise and have a long content.
Often eat midnight snack. You'll get stomach cancer. Because the stomach can't rest.
You can only eat four eggs a week. I ate too much. This is harmful to your health.
3, chicken * * * contains carcinogens, it is better not to eat.
It is a wrong idea to eat fruit after meals. It should be eating fruit before meals.
5, when the girl's menstruation comes. Don't drink green tea. No tea anyway. Eat more things that can replenish blood.
6. Drink soy milk without eggs and sugar. Don't drink too much.
7, don't eat tomatoes on an empty stomach, it is best to eat after meals.
8.wake up in the morning. Drink a glass of water first. Prevent stones.
9. Don't eat three hours before going to bed. Will be fat.
10, milk tea is high in calories, so drink less. High oil. There is no nutritional value. Drinking for a long time. Susceptible to hypertension. Diabetes. And other diseases.
1 1, freshly baked bread is not suitable for immediate consumption.
12, correct eating habits: eat like an emperor in the morning, eat like a civilian at noon, and eat like a beggar at night.