For an elastic collision, which of the following statements are true?
choose all that apply
a) kinetic energy is conserved.
b) momentum is gained.
c) kinetic energy is gained.
d) momentum is lost.
e) momentum is conserved.
f) kinetic energy is lost.

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.

Which describes increasing the efficiency of energy resource