Parts of an Atom

Protons have a ________ charge.

• positive

• negative

• neutral

What subatomic particle has a negative charge?

• Proton

• Neutron

• Electron

• Nucleus

Which charge does a proton have?

• Neutral

• Negative

• Positive

What does AMU stand for?

• Atoms Matter Understanding

• Atomic Matter Uniform

• Atomic Mass Unit

• Atomic Mass University

True or false: Atoms make up everything around you.

• True

• False

What is at the center of every atom?

• an electron

• an electron cloud

• a molecule

• a nucleus

What is matter?

• Anything that has mass and takes up space

• How dense an object is

• The amount of space an object takes up

• The transfer of heat through the rising and falling movement in a gas or a liquid in which the warmer parts rise and colder parts sink

What is the mass of an electron?

• 1 amu

• 0.0005 amu

• no mass

What is the mass of a proton?

• 1 amu

• no mass

• 0.0005 amu

What subatomic particles are found in the electron cloud?

• Neutrons

• Electrons

• Protons

• none