
Chp 7 Vocab Part 2
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•
Science
•
7th Grade
•
Hard
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20 questions
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1.
FLASHCARD QUESTION
Front
Substance that increases the rate of a chemical reaction without being changed or used up.
Back
catalyst
2.
FLASHCARD QUESTION
Front
Chemical reaction requiring constant energy input, absorbing more energy to break bonds than released in new bonds.
Back
Endothermic reaction
3.
FLASHCARD QUESTION
Front
Chemical reaction where multiple reactants form one product.
Back
Synthesis reaction
4.
FLASHCARD QUESTION
Front
Chemical reaction where one reactant breaks down into multiple products.
Back
Decomposition reaction
5.
FLASHCARD QUESTION
Front
Speed of a chemical reaction.
Back
Reaction rate
6.
FLASHCARD QUESTION
Front
Energy needed to start a chemical reaction.
Back
Activation energy
7.
FLASHCARD QUESTION
Front
Biochemical catalyst that speeds up reactions in living things.
Back
Enzyme
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