A motorcycle moving at 40 m/s accelerates at -6.0 m/s2 for 4.0 seconds. What is the motorcycle's velocity at the end of this 4.0 second interval?

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n