In the final situation below, the 12.0kg box has been launched with a speed of 12.0m/a across a frictionless surface. Find the energy stored in the spring.

What is tan(61)? а. 1.80 b. 0.49 c. 0.61 d. 0.87

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

When does your body conduct current more readily?