Term
CHEMICAL CHANGE
CHEMICAL CHANGE |
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Definition
* The change that occurs when substances react to create different substances
e.g., fireworks, dough rising, a glowing glow stick & the changing taste of food on a barbecue |
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Term
CHEMICAL CHANGE
EXOTHERMIC REACTION |
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Definition
* A reaction that releases energy |
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Term
CHEMICAL CHANGE
ENDOTHERMIC REACTION |
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Definition
* A reaction that absorbs energy |
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Term
CHEMICAL CHANGE
BIOCHEMICAL REACTION |
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Definition
* A reaction that occurs in living things
e.g., photosynthesis and respiration
(these 2 biochemical reactions form the basis of life) |
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Term
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Definition
* A substance that reacts in a chemical reaction
(when chemicals react, reactants combine and exchange atoms and become different substances, known as products) |
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Term
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Definition
* A substance that is produced in a chemical reaction
(when chemicals react, reactants combine and exchange atoms and become different substances, known as products)
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Term
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Definition
* A chemical that speeds up a reaction |
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Term
CHEMICAL CHANGE
COMBUSTION |
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Definition
* A chemical reaction that occurs when oxygen reacts rapidly with a substance to form a new substance and release energy |
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