Một vệ tinh quay quanh Trái Đất tại độ cao 200km so với mặt đất. Ở độ cao đó gia tốc hướng tâm có giá trị 9,2m/s2 . Tính tốc độ dài của vệ tinh.

moving ball hits still ball. mover stops, hit ball moves. momentum transfer.

answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this