According to the atomic model for matter when atoms are heated they move faster. This causes the rate of reaction to change because the atoms become larger.
have a better chance of colliding with other atoms.
multiply.
stop moving.

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action