Which subatomic particle...... (Pre-Assessment)

Which of the following are subatomic particles? (Check all that apply)

• protons

• neutrons

• megatrons

• electrons

Tags

NGSS.MS-PS1-1

Which subatomic particles determines the identity of the element?

• proton

• neutron

• electron

• boron

How many neutron are in the atom "K"?

• 29

• 19

• 58

• 20

Tags

NGSS.MS-PS1-1

The atomic number is equal to _.

• the number of protons and electrons
• the number of neutrons only
• the total number of protons and neutrons
• the number of protons neutrons and electrons

The mass number is equal to _.

• the number of protons only

• the number of neutrons only

• the total number of protons and neutrons

• the number of protons, neutrons, and electrons.

What is the mass number of Neon?

• 10

• 20

• 20.18

• 30

The scientist responsible for "discovering" the nucleus is:

• Bohr
• Rutherford
• Schroedinger
• Einstein

Discovered the nucleus of the atom through the Gold Foil Experiment

• Rutherford
• Chadwick
• Thomson
• Dalton

Tags

NGSS.HS-PS1-8

Discovered the electron within the atom

• Thomson
• Chadwick 
• Schrodinger & Heisenberg
• Dalton

Isotopes of an element have a different number of...

• Protons

• Neutrons

• Electrons

• Mass

Tags

NGSS.HS-PS1-8