If -1,463 J of work must be performed to reduce the speed of an object from 12.9 m/s to 2.32 m/s, the
mass of the object must be kg.

What is the rate of change in a objects position?

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.

What happens to an isotope during radioactive decay?