Afox population eats rabbits that have a population cycle of about 10 years which is a likely effect of the foxes is preying on the rabbits

They foxes will have a ten-year population cycle

A  reaction  in which  energy  is  released  to the surroundings is called an exothermic  reaction. in this type of  reaction  the enthalpy, or stored  chemical energy, is lower for the products than the reactants. when ammonium nitrate is dissolved in water,  energyis  absorbed  and the water cools.