Jake throws a rock downward from his deck at time t = 0 and it lands in his yard below. Which of the following graphs best shows the velocity v of the rock until it hits the ground?

How would doubling the made of an object change the objects potential energy

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

The necleus of an atom is made up of what subatomic particles?