A fly accelerated at a rate of 22 m/s2. If the mass of the fly is 0.05 kg, how much force did it use for this acceleration?

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

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