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Ch. 7.3
science notecards for Ch. 7.3
7
Science
8th Grade
02/06/2011

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Term
Bond Energy
Definition
The energy when bonds break and form
Term
Exothermic Reaction
Definition
Reaction where energy is released
Term
Endothermic Reaction
Definition
Reaction where energy is needed and is absorbed
Term
Different amounts of energy are needed to break bonds of different compounds
Definition
It might take more energy to break one bond than another
Term
Exothermic reactions also occur in...
Definition
nature and living things
Term
Photosynthesis
Definition
endothermic reaction where plants obsorb energy from the sun to eat
Term
Energy can be stored by endothermic reactions
Definition
Energy can be released by exothermic reactions
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