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Java Games: Flashcards, matching, concentration, and word search. |
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Chemical Reactions and Bonds 12.3 vocab
Energy Changes and Chemical Reactions
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| A | B |
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| minimum amount of energy needed to start a chemical reaction | activation energy |
| substance that increases the reaction rate by lowering the activation energy of a reaction | catalyst |
| chemical reactions that absorb thermal energy | endothermic |
| catalyst that speeds up chemical reactions in living cells | enzyme |
| chemical reactions that release thermal energy | exothermic |
| substance that slows down, or even stops, a chemical reaction | inhibitor |
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