Atomic Scientists

Elements are made of tiny solid particles

• Bohr

• Democritus

• Thomson

• Aristole

All matter is made of atoms

• Rutherford

• Bohr

• Democritus

• Dalton

Tags

NGSS.HS-PS1-7

Most mass in an atom is in the nucleus

• Rutherford

• Thomson

• Bohr

• Dalton

Tags

NGSS.HS-PS1-8

Positively charged atoms with electrons. "Plum pudding"

• Democritus

• Bohr

• Thomson

• Dalton

electrons travel in fixed orbits

• Dalton

• Bohr

• Thomson

• Rutherford

Small dense nucleus in atom that is surrounded by electrons

• Heisenberg

• Shrodinger

• Thomson

• Rutherford

Tags

NGSS.HS-PS1-8

"Atomos" atoms always move

• Bohr

• Democritus

• Julius Cesar

• Heisenberg

In chemical reactions, atoms are separated, combined, or rearranged.

• Rutherford

• Thomson

• Dalton

• Democritus

Tags

NGSS.HS-PS1-7

conducted gold foil experiment

• Schrodinger

• Dalton

• Heisenberg

• Rutherford

founded electron cloud

• Thomson/Rutherford

• Dalton/Thomson

• Schrodinger/Heisenberg

• Bohr/Democritus