An archer pulls back the string of the bow (spring constant of 250 N/m) a distance of 1 meter to shoot a 0.05 kg arrow. What is the maximum speed of the arrow as it leaves the bowstring?

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.