What is a material that burns to transfer energy called?
12.17.2024 AS-U3 Chemical Reaction Test Review

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Science
•
7th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Fuel
2.
FLASHCARD QUESTION
Front
What is a starting substance that is part of a chemical reaction?
Back
Reactant
3.
FLASHCARD QUESTION
Front
True or false: A change in state is a chemical reaction.
Back
False - a change in state is a physical change.
4.
FLASHCARD QUESTION
Front
What is an object, diagram, or computer program that helps us understand something by making it simpler or easier to see?
Back
Model
5.
FLASHCARD QUESTION
Front
What do we call the substances formed as a result of a chemical reaction?
Back
Products
6.
FLASHCARD QUESTION
Front
What is the term for a substance that undergoes a chemical change?
Back
Reactant
7.
FLASHCARD QUESTION
Front
What is the difference between a physical change and a chemical change?
Back
A physical change does not alter the chemical composition, while a chemical change does.
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