On which of these hills does the ball roll down with increasing speed and decreasing acceleration along the path? (Use this example if you wish to explain
to someone the difference between speed and acceleration.)

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings