Matter Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is a solution?

Back

A solution is a mixture where one substance is dissolved in another.

Front

What is solubility?

Back

Solubility is the ability of a substance to dissolve in a solvent.

Front

What is an example of a soluble substance?

Back

Sugar is an example of a soluble substance.

Front

What is an example of an insoluble substance?

Back

Sand is an example of an insoluble substance.

Front

What happens when oil and water are mixed?

Back

Oil and water do not mix because oil molecules are not attracted to water molecules.

Front

What is an emulsifier?

Back

An emulsifier is a substance that helps mix two liquids that usually do not mix, like oil and water.

Front

What is the role of lecithin in mixing oil and water?

Back

Lecithin acts as an emulsifier, allowing oil and water to mix.

Front

What does it mean for a substance to settle?

Back

To settle means that particles in a mixture fall to the bottom and separate from the liquid.