Which describes density? amount of volume for a given object ability of an object to take up space amount of mass in a given volume ability of an object to float in water

Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?  

Ametal with a large number of free flowing electrons most likely has good conductivity

08.01 hope this and can i get brainlist? ?

Ibelieve the answer is b.2200 watts, because p=vi; p=220(10); then p=2200hope my answer has you : )