Quiz 3.1 Structure of Atom

What number indicates the nucleus?

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS1-8

What number indicates an electron?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS2-3

Which statement best describes an electron?

• Smaller mass than a proton and a negative charge
• Smaller mass than a proton and a positive charge
• Greater mass than a proton and a negative charge
• Greater mass than a proton and a positive charge

Tags

NGSS.MS-PS2-3

What number indicates the proton?

• 1

• 2

• 3

• 4

Which two particles make up the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Molecules and Compounds
• Neutrons and Electrons

Tags

NGSS.MS-PS1-1

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.

Tags

NGSS.MS-PS1-1

Most of the atom is filled with

• electrons
• empty space
• the nucleus
• protons

Tags

NGSS.MS-PS1-1

What is the atomic mass of the atom pictured? 

• 11
• 12
• 22
• 23

Tags

NGSS.MS-PS1-1

How many electrons are in the atom pictured? 

• 1
• 2
• 3
• 0

Tags

NGSS.MS-PS1-1