A12 kg ball moving at 20 m/s strikes another ball at rest. after a completely inelastic collision, the balls move at 10 m/s. what was the mass of the second ball?

In physics the desire of an object to keep doing what it is doing is termed?

How do we measure or think of speed in the united states?

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.