Matter
Elements
Molecules & Compounds
100

Anything that takes up space

Matter

100

The number at the top of a periodic table square

Atomic Number

100

The attractive force that holds atoms together.

Chemical Bond

200

The smallest unit of matter.

An atom

200

The chart that organizes elements according to their properties

The Periodic Table

200

This forms when two atoms from different elements bond together.

Compound

300

Defined as Mass over Volume

Density

300

The number at the bottom of a periodic table square.

Atomic Mass

300

When two or more atoms bond together.

Molecule

400

True or False

Your mass would be different on the moon

False - your weight would be different

400

Elements that share similar properties and all belong to the same column.  

Group

400

An arrangement where particles are ordered in a lattice 

Crystal

500

If the volume formula can't be used, how else can you find the volume?

Water Displacement

500

The horizontal rows on the periodic table. 

Period

500

A sample of matter that is made of only one type of matter throughout

Pure Substance