In a local playground a merry-go round is turning at 4.50 m/s, if a 50.0 kg person is standing on the platforms edge, which is 5.80 m from the center, what force of friction is necessary to keep falling off the
platform?

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