. A 153-kg engine on wooden skids is æsting on a level oor. The cocnicients or stalic and kinetic friction aru. respectively, 0. 5and 0 4 Wiken iwo men push on the engine with a lotat funci amtal Turde 1 500 N The Iricliorial force
Lhal acts on the skills is​

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.

An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.4 kg , but she is unsure of the mass of a large gas canister in the airless rocket. when this canister is approaching her at 3.50 m/s , she pushes against it, which slows it down to 1.30 m/s (but does not reverse it) and gives her a speed of 2.60 m/s . what is the mass of the canister?