Grade 8 Science Quiz: Parts of the Atom

Which subatomic particle orbits the nucleus of an atom in specific energy levels?

• photon

• proton

• electron

• neutron

Tags

NGSS.MS-PS1-1

What is the positive subatomic particle found in the nucleus of an atom?

• electron

• proton

• photon

• neutron

What is the neutral subatomic particle found in the nucleus of an atom?

• photon

• neutron

• proton

• electron

What is true about the atomic number on the periodic table of elements

• located on top

• whole number

• always less than the mass number

• all of the above

Tags

NGSS.MS-PS1-1

What is true about the atomic mass (number) on the periodic table of elements

• located on the bottom

• NOT a whole number (decimal)

• Always GREATER than the mass number

• all of the above

Tags

NGSS.MS-PS1-1

The number of protons and neutrons in the nucleus is the atom's ______?

• isotope number

• electron number

• atomic number

• atomic mass

Tags

NGSS.MS-PS1-1

How do you calculate the number of neutrons in an atom

• Add the atomic number and the atomic mass

• Subtract the atomic mass from the atomic number

• Subtract the atomic number from the atomic mass

• Subtract the atomic number from the ROUNDED atomic mass

Tags

NGSS.MS-PS1-1

Protons, electrons and neutrons that are the building block of atoms are called?

• nucleus

• orbits

• subatomic particles

• Lego bricks

Tags

NGSS.MS-PS1-1

Protons are located in the _________ of the atom

• center

• nucleus

• orbits

• cells

Tags

NGSS.MS-PS1-1

The total mass (weight) of 4 protons and 3 neutrons is ______ amu.

Tags

NGSS.MS-PS1-1