U3 All things Atom Study Guide

What is the charge of an electron?

• positive

• negative

• no charge

• universal charge

Who discovered the electron?

• Dalton
• Thomson
• Rutherford
• Bohr

Who's atomic model was nicknamed the "planetary" model?

• Dalton
• Thomson
• Rutherford 
• Bohr

Who discovered the nucleus of an atom?

• Dalton
• Thomson
• Rutherford
• Bohr

Which particle(s) have no mass?

• Electrons only
• Electrons and Neutrons
• Electrons and Protons 
• Protons and Neutrons

Which particle(s) will change the element?

• protons

• neutrons

• electrons

• all 3

Who was the first to conclude that atoms could not be created or destroyed?

• Dalton
• Thomson
• Rutherford
• Bohr

Tags

NGSS.HS-PS1-7

Most of the atom is made of...

• Protons and Neutron
• Electrons
• Empty space
• Aliens from outer space

Tags

NGSS.MS-PS1-1

Who's atomic model is shown?

• Dalton
• Thomson
• Rutherford
• Bohr

Which particle(s) do not change the mass of an atom?

• protons

• neutrons

• electrons

• protons and neutrons