Atom Structure Quiz 8.5A

What number indicates the nucleus?

• 1
• 2
• 3
• 4

Which two particles make up the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Molecules and Compounds
• Neutrons and Electrons

Tags

NGSS.MS-PS1-1

The positive particles of an atom:

• neutron

• electron

• proton

• positron

Which subatomic particles in the atom have no charge (they are neutral)?

• proton

• electron

• neutron

What number indicates an electron?

• 1
• 2
• 3
• 4

Which subatomic particles are much smaller than the others and have a negative charge?

• proton

• electron

• neutron

Which subatomic particles contribute the most to the mass of an atom?

• Protons, Neutrons, Electrons
• Protons only
• Protons and Electrons
• Protons and Neutrons

Tags

NGSS.MS-PS1-1

What is at the center of every atom?

• An electron
• A compound
• A molecule
• A nucleus

Tags

NGSS.MS-PS1-1

What number indicates the proton?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What is the role of an electron in an atom?

Tags

NGSS.MS-PS2-3