
Mr. L Physical and Chemical Changes review
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a physical change?
Back
A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Examples include changes in state (like melting or freezing) and changes in shape or size.
2.
FLASHCARD QUESTION
Front
What is a chemical change?
Back
A chemical change is a change that results in the formation of new chemical substances. It involves a chemical reaction and can be indicated by color change, gas formation, or temperature change.
3.
FLASHCARD QUESTION
Front
What indicates a chemical change?
Back
Indicators of a chemical change include color change, formation of gas (bubbles), temperature change, and formation of a precipitate.
4.
FLASHCARD QUESTION
Front
Which of the following does NOT indicate a chemical change? Color change, State of matter change, Formation of gas.
Back
State of matter change does NOT indicate a chemical change.
5.
FLASHCARD QUESTION
Front
Is baking a cake a physical or chemical change?
Back
Baking a cake is a chemical change.
6.
FLASHCARD QUESTION
Front
What happens to water when it freezes?
Back
When water freezes, it undergoes a physical change from liquid to solid (ice).
7.
FLASHCARD QUESTION
Front
Is glass breaking a physical or chemical change?
Back
Glass breaking is a physical change.
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