What medium do seismic waves travel through?

a the air.
b the ground.
c water.
d outer space.

Why is metal often used for cooking pan?

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.

How is zig zagging a form of acceleration?