Chemistry Unit Vocabulary

The branch of science that investigates the composition and properties of matter and how they interact.

• biology

• chemistry

• physics

What everything around you is made of.

• matter

• length

• volume

• hypothesis

An educated guess or proposed explanation for an occurrence that will undergo further investigation and testing.

• experiment

• conclusion

• observation

• hypothesis

The measurement of something from end to end.

• mass

• weight

• volume

• length

The measurement of how much space an object occupies.

• mass

• weight

• volume

• length

The heaviness of an object, dependent upon the force of gravity pulling down on it.

• mass

• weight

• volume

• length

How much matter something has.

• mass

• weight

• volume

• length

The building blocks of matter.

• atom

• element

• molecule

• chemical

A specific type of atom.

• atom

• element

• molecule

• chemical

A substance formed from the joining of two or more atoms.

• atom

• element

• molecule

• chemical