No, the first grade is mainly Chinese, math, English, geography, biology, politics and history. Generally, I study physics in the second grade and chemistry in the third grade. Physics in junior high school is the basic subject of compulsory education. This course is generally offered from the second day of junior high school, and the teaching time is two years. Generally, it is also a compulsory subject for the senior high school entrance examination. It aims to cultivate students' scientific thinking and have a qualitative understanding of physical common sense around them.