what is the magnitude of the average force applied by a tennis recquet to a 58g ball during service if the average acceleration of the recquet is 1.2×10^4m/s^2​

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?