2.1-2.2

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

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

• negatrons 
• electrons 
• neutrons 
• protons 

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.HS-PS1-8

Neutrons are _______________ particles.

• negative
• positive
• neutral
• cows

The positive particles of an atom are called ___________.

• electrons 
• atoms
• neutrons 
• protons 

electrons have this type of charge?

• negative
• positive
• neutral

The smallest part of an element is known as the 

• Periodic Table
• Atom
• Group
• Period

Tags

NGSS.MS-PS1-1

Where are neutrons located in the atom?

• shells/orbitals
• rings
• center
• nucleus

How does the size of a proton compare to the size of a neutron?

• larger
• smaller
• equal

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

• electrons
• protons
• neutrons
• photons

Tags

NGSS.MS-PS1-1