G9 - revision - part 1

A small particle that is a building block of matter

• matter

• element

• mixture

• atom

A substance that consists of just one type of atom.

• matter

• element

• mixture

• atom

A combination of two or more substances physically blended together.

• matter

• element

• mixture

• atom

Anything that has mass and takes up space.

• matter

• element

• mixture

• atom

Which item is a substance?

• aluminum

• muddy water

• apple juice

• orange juice

The number of protons in an atom of an element is the element’s.............................

• element symbol.

• atomic number

• atomic mass

• atomic weight

H2O is an example of............................

• an atomic number

• a chemical formula

• an element symbol

• a mass number

The individual substances that make up a............................ are not evenly mixed.

• compound

• heterogeneous mixture

• homogeneous mixture

• element

Aluminum and carbon dioxide are examples of.......................................

• compounds

• substances

• solutions

• mixtures

A kind of matter that is classified as a solution could also be classified as..................

• a compound.

• substance

• an element

• mixture