Properties of Matter

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. Example: Breaking a cracker into pieces.

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What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances. Example: Digestion of food.

Front

What is flammability?

Back

Flammability is a chemical property that describes how easily a substance can ignite and burn.

Front

What are physical properties?

Back

Physical properties are characteristics of a substance that can be observed or measured without changing the substance's identity. Example: Color, boiling point.

Front

What is an example of a physical property?

Back

Boiling point is an example of a physical property, as it can be observed without changing the substance.

Front

What is a chemical property?

Back

A chemical property is a characteristic that can only be observed during a chemical reaction, indicating how a substance interacts with other substances.

Front

What happens during a physical change?

Back

During a physical change, the form of a substance changes, but its chemical composition remains the same.

Front

What is the difference between physical and chemical changes?

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Physical changes do not alter the chemical composition of a substance, while chemical changes result in new substances being formed.

Front

What is an example of a chemical change?

Back

Rusting of iron is an example of a chemical change, as it results in the formation of a new substance (iron oxide).

Front

What is the definition of matter?

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Matter is anything that has mass and takes up space.