Changes to Matter

Front

What happens when you mix oil with water?

Back

The oil floats on top and is still oil.

Front

Can you taste salt or sugar after mixing it into food, even if you can't see it?

Back

Yes, you can still taste the salt or sugar.

Front

What does the word 'particle' mean?

Back

A particle describes any tiny piece or amount.

Front

What is a 'solution'?

Back

A solution is a mixture of 2 or more substances that look the same throughout.

Front

What happens when you mix vinegar with water?

Back

The vinegar mixes evenly with the water and is still vinegar.

Front

What is a physical change?

Back

A physical change is 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 chemical change occurs when a substance transforms into a different substance with different properties.

Front

What is the difference between a mixture and a solution?

Back

A mixture can be separated into its components, while a solution is a mixture that looks uniform and cannot be easily separated.

Front

What is an example of a solid that dissolves in water?

Back

Sugar is an example of a solid that dissolves in water.

Front

What is an example of a gas that can dissolve in a liquid?

Back

Carbon dioxide is a gas that can dissolve in water.