7th Fall Final

Front

What is air classified as?

Back

Air is classified as a homogeneous mixture.

Front

What type of property is flammability?

Back

Flammability is a chemical property.

Front

What type of change occurs when a slice of bread becomes moldy?

Back

A moldy slice of bread undergoes a chemical change.

Front

What type of change occurs when a chain link fence rusts?

Back

A chain link fence rusting is a chemical change.

Front

What type of change occurs when sugar dissolves in tea?

Back

Dissolving sugar into a glass of tea is a physical change.

Front

Define homogeneous mixture.

Back

A homogeneous mixture is a mixture in which the composition is uniform throughout.

Front

Define heterogeneous mixture.

Back

A heterogeneous mixture is a mixture in which the composition is not uniform throughout.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing its identity.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that describes its ability to change into different substances.

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.