Matter

Front

What is the boiling point?

Back

The boiling point is the temperature at which a liquid turns into vapor. It is a physical property of matter.

Front

Is spoiling food a physical or chemical change?

Back

Spoiling food is a chemical change because it involves a change in the chemical composition of the food.

Front

What is a suspension?

Back

A suspension is a heterogeneous mixture made of large particles that will separate into layers when allowed to settle.

Front

Is burning toast a physical or chemical change?

Back

Burning toast is a chemical change because it results in the formation of new substances.

Front

What type of mixture is pizza?

Back

Pizza is a heterogeneous mixture because it contains different ingredients that are not uniformly distributed.

Front

Define matter.

Back

Matter is anything that has mass and occupies space.

Front

What is a physical property?

Back

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

Front

What is a chemical property?

Back

A chemical property is a characteristic of matter that can only be observed during a chemical reaction.

Front

What is a colloid?

Back

A colloid is a heterogeneous mixture where small particles are dispersed throughout a medium but do not settle out.

Front

What is the difference between a homogeneous mixture and a heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has a non-uniform composition.