Physical & Chemical Changes Test Review

Front

A homogeneous mixture is the same thing as...

Back

a solution

Front

Anything that has mass and takes up space.

Back

matter

Front

How will you separate a mixture of metal and non-metal?

Back

Magnet separation

Front

Filtration can separate a mixture because...

Back

some parts of the mixture are small enough to pass through the small holes in the filter paper and some don't.

Front

What does it mean to dilute a solution?

Back

lower the concentration of solute per solvent

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

Give an example of a physical change.

Back

Melting ice.

Front

Give an example of a chemical change.

Back

Burning wood.

Front

What is a solution?

Back

A homogeneous mixture of two or more substances.