What causes hurricanes to decrease in strength?

Why are gamma rays not affected by a magnet as they pass over it? gamma rays are composed of only energy. gamma rays do not have enough mass to be affected. gamma rays do not have the right electrical charge to be affected. gamma rays move too fast for anything to affect their pathway.

List four observations that indicate that a chemical reaction may be taking place

What is the relation between concentration of reactants and the rate of chemical reaction?