What is a physical change?
Chemical Reactions vs Physical Changes

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Science
•
5th - 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.
2.
FLASHCARD QUESTION
Front
What is a chemical change?
Back
A chemical change occurs when substances react with each other to form new substances with different properties.
3.
FLASHCARD QUESTION
Front
Is freezing water a physical or chemical change?
Back
Physical change.
4.
FLASHCARD QUESTION
Front
Is burning wood a physical or chemical change?
Back
Chemical change.
5.
FLASHCARD QUESTION
Front
What is an example of a physical change?
Back
Melting ice, dissolving sugar in water.
6.
FLASHCARD QUESTION
Front
What is an example of a chemical change?
Back
Rusting of iron, baking a cake.
7.
FLASHCARD QUESTION
Front
What happens to the molecules during a physical change?
Back
The molecules may change their arrangement or state, but their chemical structure remains the same.
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