atoms

What are the 3 subatomic 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 central region of an atom where its neutrons and protons are is its 

• nucleus 
• electron cloud
• core 
• center 

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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

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

Tags

NGSS.MS-PS1-1

Which subatomic particle has a neutral (0) charge?

• proton

• nuetron

• electron

• atom

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NGSS.MS-PS1-1

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

• larger
• smaller
• equal

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Tags

NGSS.MS-PS1-1

What is the overall charge of this atom?

• +3
• -3
• 0
• +1

Tags

NGSS.MS-PS1-1

If an atom has 3 electrons, how many protons does it have?

• 1
• 2
• 4
• 3

Tags

NGSS.MS-PS1-1

If the number of protons equal the number of _____, the atom will have no charge

• protons
• neutrons
• electrons
• nucleus

Tags

NGSS.MS-PS1-1