Atomic Model

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

_________ has a positive charge.

• Protons

• Neutrons

• Electrons

What subatomic particle has a 0 charge?

• Protons

• Neutrons

• Electrons

What is the basic unit of matter?

• Subatomic Particles

• Mass

• Nucleus

• Atom

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

The center of an atom is called the ________ .

Tags

NGSS.HS-PS1-8

Who drew the plum pudding model

• John Dalton

• Ernest Rutherford

• Niels Bohr

• JJ Thompson

Who discovered the energy levels?

• John Dalton

• James Chadwick

• Niels Bohr

• Ernest Rutherford

Who introduced the atomic theory?

• Democritus

• Demarkus

• John Dalton

• JJ Thompson

Who drew the planetary model?

• JJ Thompson

• John Dalton

• Ernest Rutherford

• Niels Bohr

Who discovered electrons on higher levels have more energy?

• John Dalton

• JJ Thompson

• Niels Bohr

• James Chadwick