You launch a model rocket from ground level. It moves directly upward with a constant acceleration of 68.5 m/s2 for 1.35 seconds, at which point it runs out of fuel. Assuming air resistance on the rocket is negligible, what is the maximum altitude (above the ground) achieved by the rocket?

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

What happens when a rubber rod is rubbed with a piece of fur?

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate