Matter Unit Review

Which statement does not describe a chemical change?

• burning a log in a campfire

• baking cookies

• breaking glass

• digesting food

A substance that cannot be broken down into any other substance is known as

• a solution

• a mixture

• an element

• a compound

Select the TWO examples of elements?

• A substance made up of only one type of atom

• O₂

• Baking Soda

• NaCl (table salt)

The Law of Conservation of Matter states

• matter can be both created and destroyed

• matter can be destroyed, but not created

• matter can created from nothing, but cannot be destroyed

• matter cannot be created or destroyed, only changed

Select the TWO examples of a compound.

• A substance made up of two or more different types of atoms

• NaCl (table salt)

• O₂

• Cu

When you describe how matter reacts with other matter--for example you describe a substance's flammability or toxicity

• Chemical properties

• Physical properties

Select the TWO examples of a mixture.

• A substance made up of one type of atom

• NaCl (table salt)

• Salt and pepper

• Sugar dissolved in water

Review the image and make the correct selection below.

• Element

• Compound

• Mixture

Review the image and make the correct selection below.

• Element

• Molecule

• Compound

• Mixture

When you describe matter by color, size, shape, state it is known as the

• Chemical properties

• Physical properties