SAT is an examination sponsored by American College Board (equivalent to the national college entrance examination), and its results are an important reference for high school students all over the world to apply for admission qualifications and scholarships in American universities. Together with ACT, it is also called the American College Entrance Examination. The difference between SAT 1 and SAT2;

Sat 1 and SAT 1 are inference tests. Sat 1 belongs to American College Board, a non-profit organization, and is published and improved by American college board.

2.ETS still undertakes the proposition of SAT 1. SAT 1 reasoning test aims to examine whether students' ability is enough to adapt to university education.

3.SAT 1, commonly known as the American College Entrance Examination, is a necessary score for applying for a prestigious American university. SAT 1 is an examination to examine students' learning ability.

4.SAT2 is an examination subject, including mathematics, physics, chemistry and other subjects. Most schools do not need to submit SAT2 unless the school has special regulations.

5, SAT2 is actually a professional course exam, which shows the level of students in the professional field to the university. Universities that need this grade generally require at least 2 grades, and candidates generally take 3 courses.