Atoms 1

What is an atom? (check all that apply)

• basic building block of matter
• basic building block of a chemical element
• consists of a protons, neutrons, and electrons
• the new touchdown dance

What is a subatomic particle?

• the parts of an atom
• a piece of an apple pie
• quarks

What is the nucleus?

• the center of an atom; contains protons & neutrons
• a chemical element
• the outside of the atom
• the atomic number

What is the electron cloud?

• the area surrounding the nucleus where the electrons move in orbitals
• the protons
• the neutrons
• a cloud containing thunder

What is a proton?

• a positively charged subatomic particle
• a negatively charged subatomic particle
• a subatomic particle with no charge
• a robot from the Jetsons

Protons are located.....

• inside the nucleus
• outside the nucleus
• in the electron cloud

What is "amu" an abbreviation for?

• atomic mass unit
• any many under
• angle measure unit
• angry moose unvasion

1 proton = ________

• 1 amu
• 5 amu
• 10 amu
• 1,000,000 amu

What does the number of protons tell us about an element?

• determine's the elements identity
• the speed of the atom
• the height of the atom
• the location of the atom