Atoms and the Periodic Table

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

Tags

NGSS.MS-PS1-1

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.MS-PS1-1

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

• nucleus 
• electron cloud
• core 
• center 

electrons have this type of charge?

• negative
• positive
• neutral

Tags

NGSS.MS-PS2-3

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

Which statement best describes an electron?

• Smaller mass than a proton and a negative charge
• Smaller mass than a proton and a positive charge
• Greater mass than a proton and a negative charge
• Greater mass than a proton and a positive charge

What is the smallest?

• worm
• molecule
• galaxy
• atom