Atoms

A positively charged particle found in the nucleus of an atom is

• a quark.

• an electron.

• a proton.

• a neutron.

Tags

NGSS.HS-PS1-8

A  negatively charged particle located outside the atom's nucleus is

• a neutron.

• a proton.

• an electron.

• a quark.

Tags

NGSS.MS-PS1-1

A subatomic particle that has no charge and that is found in the nucleus of an atom is

• a quark.

• a proton.

• a neutron.

• an electron.

Tags

NGSS.MS-PS1-1

The center of an atom is 

• a neutron.

• a nucleus.

• a quark.

• a bohr.

Tags

NGSS.HS-PS1-8

An area around an the center of the atom where electrons are located

• is deep space.

• is a quark.

• is a nucleus.

• is an electron cloud.

Tags

NGSS.MS-PS1-1

Smaller particles that make up protons and neutrons 

• are used in Lewis Dot diagrams

• are found in the different energy levels.

• are particle accelerators.

• are quarks.

A _____ moves nuclei faster and faster until they have reached very high speeds.

• quark

• nucleus

• rutherford

• particle accelerator

Greek philosopher who developed an atomistic theory of matter

• Aristotle

• Democritus

• John Dalton

• James Chadwick

An English chemist and physicist who formulated the atomic theory with evidence.

• Neil Bohr

• James Chadwick

• JJ Thompson

• John Dalton

Discovered that electrons move in definite orbits around a positive nucleus.

• Neil Bohr

• Ernest Rutherford

• James Chadwick

• John Dalton