Powers Assessment PS1-1

First & Last Name

1. Molecules are made of

• Cells
• Waves
• Different proportions and quantities of atoms
• Different proportions and quantities of compounds

2. The center of the atom is called the

• Center
• Nucleus
• Electron
• Mass

3. The Bohr model shows that

• Electrons are on the inside
• The protons orbit around the nucleus
• The electrons are orbiting in varying degrees of energy
• The electrons are still

4. AMU stands for

• Atomic Mass Units
• Atomic Moving Usable Energy
• Always Mind Unstable
• Astronomic Metric Units

5. The mass of an atom

• Is the mass of the protons and electrons added together
• Is the mass of the neutrons and electrons added together
• Is the mass of the neutrons and protons added together
• None of these

6. The smallest part of an element is

• The atom
• The compound
• The periodic table
• None of these

7. What is the building block of all matter?

• Nucleus
• Compound
• Element
• Atom

8. The Periodic Table of Elements

• List only the elements we can see and touch
• Lists all the elements that make up matter
• Does not list metals
• Does not list gases

9. Molecules can be formed when what are joined together?

• Molecules
• Compounds
• Substances
• Atoms