Science: 1.What can bad space weather do to earth 2. What is the purpose of the United Nations Committee, and what do they do?
3. What protect Earth form much of the damage from space weather?

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?

Current from a charged capacitor lights a bulb. as time goes on the brightness of the