Atoms Lesson

Which subatomic particle is not found in the nucleus of an atom?

• Proton

• Neutron

• Electron

• All of the above are found in the nucleus

All matter is made of _________.

• energy 

• atoms 

• electrons 

• compounds 

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NGSS.MS-PS1-5

The positively charged particles of an atom are the ________.

• electrons

• protons

• neutrons

• protons & neutrons

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The particles with no charge in an atom are the _______.

• electrons

• neutrons

• protons

• protons and neutrons

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An atom is made up of protons, neutrons, and electrons.  Which is the smallest subatomic particle?

• Proton

• Neutron

• Electron

• Idontknowatron

The subatomic particles that make up an atom.

• solid, liquid, gas

• electrons, protons, nucleus

• energy, protons, nucleus

• electrons, protons, neutrons

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The number of protons in an atom is called the .....

• Mass

• Atomic Number

• Nucleus

• Orbital

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The mass number of an atom is the mass of ______ + _____

• protons + neutrons

• protons + electrons

• neutrons + nucleus

• protons + nucleus

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An atom has an atomic number of 11 and a mass number of 23. How many protons are present in this atom?

• 34

• 11

• 12

• 23

Tags

NGSS.MS-PS1-1

Identifies the number of protons in an atoms nucleus.

• Electron Cloud

• Atomic Theory

• Atomic Number

• Mass Number