Conservation of Matter Flashcard

Conservation of Matter Flashcard

Assessment

Flashcard

Science

4th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the law of conservation of matter?

Back

The law of conservation of matter states that matter cannot be created or destroyed in an isolated system; it can only change forms.

2.

FLASHCARD QUESTION

Front

True or False: Matter can be destroyed during a chemical reaction.

Back

False

3.

FLASHCARD QUESTION

Front

What happens to the mass of a substance during a physical change?

Back

The mass remains the same.

4.

FLASHCARD QUESTION

Front

Define matter.

Back

Matter is anything that has mass and occupies space.

5.

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.

6.

FLASHCARD QUESTION

Front

Give an example of a physical change.

Back

Melting ice is an example of a physical change.

7.

FLASHCARD QUESTION

Front

What happens to matter when it changes from solid to liquid?

Back

The matter changes form, but the total mass remains unchanged.

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