What is a physical change?
Physical and Chemical Changes

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Science
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6th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Examples include melting, freezing, and dissolving.
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 making or breaking bonds between atoms. Examples include rusting, burning, and digestion.
3.
FLASHCARD QUESTION
Front
Is melting butter for popcorn a chemical or physical change?
Back
Physical change.
4.
FLASHCARD QUESTION
Front
What are some signs of a chemical change?
Back
Signs of a chemical change include fizzing, foaming, color change, temperature change, and the production of gas or light.
5.
FLASHCARD QUESTION
Front
What happens during a chemical reaction?
Back
During a chemical reaction, reactants are transformed into products, resulting in the formation of new substances.
6.
FLASHCARD QUESTION
Front
Is digesting food a chemical or physical change?
Back
Chemical change.
7.
FLASHCARD QUESTION
Front
What is an example of a physical change?
Back
An example of a physical change is ice melting into water.
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