Chemical and physical changes

Chemical and physical changes

Assessment

Flashcard

Science

6th Grade

Hard

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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 melting, freezing, and boiling.

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 breaking and forming bonds between atoms. Examples include burning, rusting, and baking.

3.

FLASHCARD QUESTION

Front

What happens to the matter during a physical change?

Back

During a physical change, the matter remains the same substance before and after the change, even though its form may change.

4.

FLASHCARD QUESTION

Front

What happens to the matter during a chemical change?

Back

During a chemical change, the matter transforms into one or more new substances with different properties.

5.

FLASHCARD QUESTION

Front

Is melting ice a physical or chemical change?

Back

Melting ice is a physical change because it changes from solid to liquid but remains water.

6.

FLASHCARD QUESTION

Front

Is burning wood a physical or chemical change?

Back

Burning wood is a chemical change because it produces new substances like ash and smoke.

7.

FLASHCARD QUESTION

Front

What is an example of a physical change?

Back

An example of a physical change is boiling water, where water changes from liquid to gas but remains H2O.

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