C1 - Atoms and Ions

The smallest part of an element is known as the 

• Periodic Table
• Atom
• Group
• Period

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

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

• negatrons 
• electrons 
• neutrons 
• protons 

Neutrons are _______________ particles.

• negative
• positive
• neutral
• cows

electrons have this type of charge?

• negative
• positive
• neutral

Tags

NGSS.MS-PS2-3

The particles that are found in the nucleus of an atom are

• neutrons and electrons
• electrons only
• protons and neutrons
• protons and electrons

Tags

NGSS.MS-PS1-1

Most of the mass of an atom is found in the ______.

• nucleus

• proton

• electron cloud

• isotope

Tags

NGSS.MS-PS1-1

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

Tags

NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1