Atom Quiz

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

• Proton
• Neutron
• Electron
• Quark

True or False? Neutrons have a negative charge

• True
• False

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 

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RN

From the diagram, which particles are indicated with the arrow?

• electrons and protons
• protons and neutrons
• electrons and neutrons
• photons and nucleons

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

• electrons
• protons
• neutrons
• photons

Old pictures of the atom from science textbooks are wrong because _____

• they show the nucleus at the center
• they're not drawn to scale
• the nucleus is drawn too small
• the electrons are on the outside

In terms of matter, the atom is almost entirely filled with _____

• orbiting electrons
• charged protons
• heavy neutrons
• empty space