Atoms Inside and Out

What are the 3 subatomic particles of an atom?

• carbon atom, proton, electron

• quarks, neutrons, protons

• nucleus, protons, electrons

• protons, neutrons, electrons

Tags

NGSS.MS-PS1-1

Generally, the number of neutrons ____ the number of protons in an atom.

• =

• <

• >

Tags

NGSS.MS-PS1-1

Which subatomic particle has a negative charge?

• proton

• neutron

• electron

Which subatomic particle has a positive charge?

• proton

• neutron

• electron

Which subatomic particle has a neutral or no charge?

• proton

• neutron

• electron

What is the number of protons you can infer that the element in this image contains?

• 14

• 7

• 15

• 18

This makes atoms of the same element behave the same.

• number of protons

• number of electrons

• number of neutrons

• The atoms of each element have certain numbers of protons, neutrons and electrons

What subatomic particle(s) would be found orbiting the nucleus?

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

Tags

NGSS.MS-PS1-1

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

• Protons and Neutrons

• Protons only

• Electrons only

Tags

NGSS.MS-PS1-1

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

• Neutrons

• Protons

• Electrons

Tags

NGSS.MS-PS1-1