Science vocab #2 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Term | Definition |
Chemical Reaction | a process that produces a chemical change |
Reactant | substances that exist before a reaction begins |
Product | substances that form as a result of chemical reactioin |
Chemical equation | a shorthand form that shows scientist at a glance the reactants, products, physical state, and the proportions of each substance |
Endothermic Reaction | reactions that absorb heat |
Activation energy | the amount of energy needed to start a reaction |
Rate of reaction | how fast a reaction occurs |
Catalyst | a substance that speeds up a chemical reaction |
Concentratioin | the amount of substance present in a certain volume |
Enzyme | catalyst that are large protein molecules that speed up or slow down reaction needed for cells to work properly |
Inhibitor | a substance that slows down a chemical reaction |
Law of conservation of Mass | mass is neither created or destroyed |
Exothermic reaction | reaction that releases heat |
Created by:
mt169143
Popular Chemistry sets