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Ch. 2 Section 2
Ch. 2 Section 6
Term | Definition |
---|---|
energy | the ability to do work |
chemical reaction | one or more substances combines to create one or more different substances |
reactant | the substances being used to create the products |
product | the product of the reactants |
metabolism | all the chemical reactions that occur in a chemical organism |
activation energy | the amount of energy needed to start the reaction |
catalyst | reduces the amount of activation energy that is needed |
enzyme | speeds up reactions |
redox reaction | reaction where electrons are transferred between atoms |
oxidation reaction | a reactant loses one or more electrons thus becoming more positive |
reduction reaction | reactant gains one or more electrons thus becoming more negative |