Protons, Neutrons, and Electrons

What is at the center of every atom?

• an electron

• a compound

• a molecule

• a nucleus

Which two particles make ups the nucleus of an atom?

• protons and electrons

• protons and neutrons

• molecules and compounds

• neutrons and electrons

What is the role of an electron in an atom?

• Electrons live inside the nucleus and carry a neutral charge

• Electrons circle the nucleus and have a positive charge

• Electrons circle the nucleus and have a negative charge.

• Electrons live inside the nucleus and have a negative charge.

In an atom, what is the number of protons equal to?

• the number of electrons

• the number of neutrons

• the number of molecules

• the number of nuclei

Which of the following determines the type of element that an atom makes?

• the size of the nucleus

• the number of protons

• how much the atom weighs

• the number of neutrons

What is the charge of a proton?

• Positive

• Negative

• Neutral/No Charge

• All of the above

What is the charge of a neutron?

• Positive

• Negative

• Neutral/No Charge

• All of the above

What is the charge of a electron?

• Positive

• Negative

• Neutral/No Charge

• All of the above

Tags

NGSS.MS-PS2-5

What can the mass of the atom be found?

• In the Nucleus

• In the Electron Cloud

• In the Protons Only

• In the Neutrons Only

Which of the following subatomic particles helps to identify an element

• Protons

• Neutrons

• Electrons

• Megatrons