Laura leaves her house to go to the mall to pick out a gift for her grandma. On her way back home she stopped to grab some coffee. What is her displacement when she goes back home? Explain.

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.