If the change in kinetic energy of a tennis ball hit by the racket is 29J, and the average force that the racket exerts on the ball is 80.N what is the distance that the force is exerted over

Which transition by an electron will release the greatest amount of energy? oa ob oc od

Ajoint produces movement when its angle decreases. which type of movement is it?

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?