a hot water tank contains 160 kg of cold water at 20 degrees celsius. calculate the quantity of heat energy required to raise the temperature of the water to 60 degrees celsius.

What type of nuclear decay causes the atomic number of an element to increase by 1?

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

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped