A car travels 20. meters east in 1.0 second. The displacement of the car at the end of this 1.0‑second interval is

What object a collides with object b and bounces back its final momentum is?

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

Arock thrown straight up takes 4.2 s to reach its maximum height what was its initial velocity