Please help! I do not know how to calculate the theoretical velocity using these numbers!! How do I do this?

What is the rate of change in a objects position?

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?

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