The Atom

These particles orbit around the nucleus of an atom.  What are they called?

• electrons

• protons

• neutrons

• photons

Tags

NGSS.MS-PS1-1

A particle that moves around the nucleus is a(n)...

• Proton

• Neutron

• Electron

• Quark

Particles in an atom that are neutral and have no charge are 

• negatrons 

• electrons 

• neutrons 

• protons 

the central region of an atom where its neutrons and protons are is its 

• nucleus 

• electron cloud

• core 

• center 

Label the subatomic particle locations.

a

b

c

electrons

neutrons

protons

Tags

NGSS.MS-PS1-1

Label the proton in this atom

a

b

c

nucleus

proton

neutron

electron

Tags

NGSS.MS-PS1-1

How many protons, neutrons, and electrons does sulfur have? It's atomic number is 16 and it's atomic mass is 32.

• 16 protons, 16 neutrons, and 16 electrons

• 16 protons, 32 neutrons, and 16 electrons

• 16 protons, 16 neutrons, and 32 electrons

• 32 protons, 16 neutrons, and 16 electrons.

Tags

NGSS.MS-PS1-1

Which two subatomic particles give mass to the atom? Click the correct LABELS.

Tags

NGSS.MS-PS1-1

Which subatomic particle gives the atom its identity? (tells the element) Click the correct LABEL.

Tags

NGSS.MS-PS1-1

The particles with no charge in an atom are the _______.

• electrons

• neutrons

• protons

• protons and neutrons

Tags

NGSS.MS-PS1-1