Structure of the Atom

Subatomic particles that are neutral in charge

• Nucleus 

• Electrons

• Protons

• Neutrons

All matter is made of 

• energy 

• atoms 

• air

• chemistry

Tags

NGSS.MS-PS1-1

What is the mass number?

• the number of neutrons

• the number of protons and electrons

• the number of protons

• the number of protons and neutrons

In this picture, the Electrons are found in which color?

• Blue

• Red

• Green

Tags

NGSS.MS-PS1-1

What is the Atomic Mass Number of the element mentioned above

• 12

• 6

• C

• 16

What charge do protons have?

• Positive

• Negative

• Neutral

Which two letters represent the nucleus?

• a & b

• a & c

• b & c

• none

Tags

NGSS.MS-LS1-2

What is correct about electrons?

• Are negatively charged subparticles found in the electron cloud

• Are positively charged subparticles found in energy levels

• Are subparticles with no charge found in the electron cloud.

• Are negatively charged particles found in the nucleus.

Tags

NGSS.MS-PS2-3

Which best summarizes the subatomic particles and their electrical charge?

• Proton= Positive

  Neutron= Negative

  Electron= No charge

• Proton = Negative

  Neutron= Positive

  Electron= No charge

• Proton= Positive

  Neutron= No charge

  Electron=Negative

• Proton= No charge

  Neutron= Negative

  Electron=Positive

What best describes the relationship between masses of subatomic particles?

• Protons have the same mass as electrons.

• Protons have less mass than neutrons.

• Neutrons have less mass than electrons.

• Protons have almost the same mass as neutrons.