Plllz help ! What is an example of static
electricity?

A. turning on a flashlight to see in the dark

B. plugging in a toaster and toasting a slice of bread

c. closing a switch to complete a circuit and light a bulb

D. pulling off a wool cap and having a person's hair stand on end

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.