The unit of measure for potential and kinetic energy is the

Adepositional also feature that forms where a stream enters a lake or an ocean is a

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.

Light waves travel than sound waves.