A vector points -43.0 units along the x-axis , and 11.1 units along the y-axis. Find the direction of the vector.

Which of the following is not am example of a polymer? protein nylon kevlar concreta

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.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f