Atomic Theory

All matter is made of ______

• atoms

• oxygen

• carbon

Tags

NGSS.MS-PS1-1

_________ is around the nucleus and holds electrons.

• Proton

• Neutron

• Electron cloud

Tags

NGSS.MS-PS1-1

A substance made up of only one kind of atom.

• matter

• element

• compound

Tags

NGSS.MS-PS1-1

Atom is made up of three kinds of particles: ______, ______, and ______

• electron, nucleus, proton

• proton, neutron, carbon

• proton, neutron, electron

Tags

NGSS.MS-PS1-1

_______ has positive charge.

• electron

• proton

• neutron

Tags

NGSS.MS-PS1-1

_______ has negative charge.

• electron

• proton

• neutron

Tags

NGSS.MS-PS1-1

_______ has no charge.

• electron

• proton

• neutron

________ circle around the nucleus.

• Electrons

• Proton

• Neutrons

Tags

NGSS.MS-PS1-1

_______ and _______ are found in the nucleus in the atom.

• Protons, electrons

• Electrons, neutrons

• Neutrons, protons

Tags

NGSS.MS-PS1-1

_______ said atom is like billiard ball.

• Thomson

• Dalton

• Bohr