ATOMS

What are the 3 particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

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 

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 

Tags

NGSS.MS-PS1-1

electrons have this type of charge?

• negative
• positive
• neutral

Tags

NGSS.MS-PS2-3

The smallest part of an element is known as the 

• Periodic Table
• Atom
• Group
• Period

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

Why is the overall charge of an atom neutral (0)?

• They have the same number of protons and neutrons.

• They have the same number of protons and electrons.

• They have the same number of electrons and neutrons.

Tags

NGSS.MS-PS1-1

The number of which subatomic particle determines the element of an atom (if it's carbon, oxygen, nitrogen, etc.)?

• proton

• neutron

• electron

• Subatomic particles do no determine the element of an atom.