A sinusoidal disturbance on a string reflects and interferes both constructively and destructively with the original wave. The (1) are locations where destructive interference produces minimum displacement and between these are locations where the displacement is a maximum called

Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.

In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?

If a star is moving toward earth, it is