The rocket that carried the curiosity rover to mars traveled at a speed of 21,000 miles per hour. what is this speed to the nearest mile per second?
a 6 miles per second
b 350 miles per second
c 1,260,000 miles per second
d 75,600,000 miles per second

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?

Alarge cruise ship of mass 7.00 ✕ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?

Why are nonmetals more likely to react with eachother by sharing electrons