A
1. How much
KE does a 2-kg
bowling ball have if
it rolls at a speed of
4m/s?

How was the sat? what type of questions for math, writing and reading. did anyone get a near perfect score and if so how long did it take to study. i am very stressed and want to get at least a 1450.

When do you think it’s best to take the psat (what grade year / when in the year)?

What does the first stage of a multistage rocket do?