If all forces acting on a rolling ball are balanced, it will...

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

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.

Ascientific blank must be testable and capable of being proven false?