A car drives off a horizontal cliff that is 72.0 ft high.  The car hits the ground at a distance of 107 ft from the base of the cliff.  What is the initial velocity of the car as it leaves the cliff?​

What are similarities and differences between refraction, reflection, diffraction and absorption?

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current

Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.