States of Matter and Physical/Chemical Changes 2024

Front

What is condensation?

Back

Condensation is the process where gas turns into liquid.

Front

Which state of matter has particles that move the fastest?

Back

Gas has particles that move the fastest.

Front

What is an example of a chemical change?

Back

Gasoline burning in a car engine is an example of a chemical change.

Front

What is the state change that occurs when ice turns into liquid?

Back

The state change is called melting.

Front

What happens to a copper penny over time?

Back

A copper penny turns greenish due to a chemical change.

Front

What is a physical change?

Back

A physical change is a change that does not alter the chemical composition of a substance.

Front

What is an example of a physical change?

Back

Water freezing to form ice is an example of a physical change.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into gas.

Front

What is boiling?

Back

Boiling is the rapid vaporization of a liquid when it reaches its boiling point.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not change the substance's chemical identity, while a chemical change does.