Chapter 2

First Name:

Last Name:

Class Period

• 1st
• 2nd
• 3rd
• 4th
• 5th

What is the difference between mass and weight?

The smallest unit of LIFE is called

• An Atom
• A Cell
• Matter
• Mass

Part a of the atom is pointing to?

Parts b and c of the atom make up the _______________?

• Nucleolus
• Nucleus
• Proton
• Neutron

Part b of the atom is pointing at the _______________.

Part c of the atom is pointing at the _______________?

All matter is composed of tiny particles called atoms, and one kind of atom is called a(n)

• Element
• Matter
• Molecule
• Compound