8th Grade Science Review

Flashcard
•
Science
•
8th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a synthesis reaction?
Back
A synthesis reaction is a type of chemical reaction where two or more reactants combine to form a single product.
Tags
NGSS.MS-PS1-1
2.
FLASHCARD QUESTION
Front
What does the color of a star indicate?
Back
The color of a star indicates its temperature.
3.
FLASHCARD QUESTION
Front
How do you balance a chemical equation?
Back
To balance a chemical equation, ensure that the number of atoms of each element is the same on both sides of the equation.
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
4.
FLASHCARD QUESTION
Front
What is friction?
Back
Friction is the resistance that one surface or object encounters when moving over another.
5.
FLASHCARD QUESTION
Front
What factors affect friction?
Back
Friction depends on the weight of the objects pressing together and the nature of the surfaces in contact.
6.
FLASHCARD QUESTION
Front
What is a reactant in a chemical reaction?
Back
A reactant is a substance that is present at the start of a chemical reaction and is consumed during the reaction.
Tags
NGSS.MS-PS1-5
7.
FLASHCARD QUESTION
Front
What is a product in a chemical reaction?
Back
A product is a substance that is formed as a result of a chemical reaction.
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