Science vocab #2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Chemical Reaction | a process that produces a chemical change
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Reactant | substances that exist before a reaction begins
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Product | substances that form as a result of chemical reactioin
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Chemical equation | a shorthand form that shows scientist at a glance the reactants, products, physical state, and the proportions of each substance
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Endothermic Reaction | reactions that absorb heat
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Activation energy | the amount of energy needed to start a reaction
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Rate of reaction | how fast a reaction occurs
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Catalyst | a substance that speeds up a chemical reaction
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Concentratioin | the amount of substance present in a certain volume
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Enzyme | catalyst that are large protein molecules that speed up or slow down reaction needed for cells to work properly
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Inhibitor | a substance that slows down a chemical reaction
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Law of conservation of Mass | mass is neither created or destroyed
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Exothermic reaction | reaction that releases heat
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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