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9 Cards in this Set

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  • Back
exothermic reaction
a reaction that releases energy in the form of heat
endothermic reaction
a reaction that absorbs energy in the form of heat
activation energy
the minimum amount of energy needed to get a chemical reaction started
concentration
the amount of one material in a certain volume of another material
catalyst
a material that increases the rate of a chemical reaction by lowering the activation energy
enzyme
a biological catalyst that lowers the activation energy of reactions in cells
inhibiter
a material that decreases the rate of a reaction
combustion
a rapid reaction between oxygen and fuel that results in fire
fuel
a material that releases energy when it burns