Atomic Scientistss

JJ Thomson's theory was nicknamed _______.

• Billiard Ball Theory or sphere

• Solar System Theory

• Electron Cloud

• Plum Pudding

Who discovered the proton?

• Thomson
• Dalton
• Bohr
• Rutherford

He developed the planetary model of the atom.

• Rutherford
• Bohr
• Chadwick
• Dalton

What did Thomson discover?

• electron
• proton
• neutron
• electron cloud

The Gold Foil experiment was done by __________.

• Chadwick
• Bohr
• Rutherford
• Thomson

The scientist responsible for "discovering" the nucleus and saying the atom is mostly empty space is:

• Bohr

• Rutherford

• Schroedinger

• Einstein

"Everything is composed of atoms" was first stated by:

• Democritis
• Dalton
• Rutherford
• Einstein

Whose model is pictured?

• Dalton

• Thomson

• Rutherford

• Bohr

Most mass in an atom is in the nucleus

• Rutherford

• Thomson

• Bohr

• Dalton

Positively charged atoms with electrons. "Plum pudding"

• Democritus

• Bohr

• Thomson

• Dalton