A wind generator, such as the one shown , uses the power of wind to generate electricity What do you think is happening inside the wind generator to convert the energy of the spinning blades into electricity? Make your best guess.

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

In a system, when potential energy decreases, then entropy also decreases. true false

What are similarities and differences between refraction, reflection, diffraction and absorption?