Which units can be used to measure length or distance? Check all that apply.
gram
meter
kilometer
liter
inch

Avalue that describes how heavy an object is and is related to the force of gravity is

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories

Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.