Atom Review

What are the basic building blocks of all matter?

• Elements

• Isotopes

• Atoms

• Cells

Tags

NGSS.MS-PS1-1

Protons and neutrons are found in the nucleus; therefore the nucleus of the atom would have what overall charge?

• positive

• neutral

• negative

• depends on the atom

Which of these best describes an electron?

• It has no charge and about the same mass as a proton.

• It has a negative charge and much less mass than a proton.

• It has a positive charge and much more mass than a neutron.

• It has a negative charge and about the same mass as a neutron.

Tags

NGSS.MS-PS2-3

A particle that moves around the nucleus is a(n)...

• Proton

• Neutron

• Electron

• Quark

How many protons does Oxygen have?

• 8

• 16

• 15.999

• 0

Tags

NGSS.MS-PS1-1

How many electrons does Magnesium Have?

• 12

• 24.305

• 24

• 0

Tags

NGSS.MS-PS1-1

Which of these IS found in the nucleus?

• proton

• neutron

• electron

• protons and neutrons

Which of these has a positive charge?

• proton

• neutron

• electron

• protons and neutrons

Which of these has a negative charge?

• proton

• neutron

• electron

• protons and neutrons

Which of these has a neutral charge?

• proton

• neutron

• electron

• protons and neutrons