Adriver in a car traveling at a speed of 21.8 m/s sees a cat 101m away on the road. how long will it take for the car to accelerate uniformly for 3.2 km in 3.5 min. how fast (in m/s) is the car moving after this time?

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two

Which best describes the difference between internal and thermal energy?