Just how Small is and Atom?

What are the three main subatomic particles that make up an atom?

• Protons, neutrons, and quarks

• Electrons, photons, and protons

• Protons, neutrons, and electrons

• Nucleus, electrons, and photons

Tags

NGSS.MS-PS1-1

If the atoms in a grapefruit were enlarged to the size of blueberries, what would the grapefruit itself be comparable to in size?

• A small car

• A two-story house

• The Earth

• A football stadium

If an atom were expanded to the size of a football stadium, what would the nucleus in its center be comparable to in size?

• A grain of sand

• A small marble

• A blueberry

• A house

Tags

NGSS.MS-PS1-1

What primarily occupies the vast space between the nucleus and the electrons in an atom?

• Protons and neutrons

• Electromagnetic fields

• Empty space

• Other subatomic particles