Front

What is the correct order of the Atomic Theory Timeline?

Back

Democritus, Dalton, Thomson, Rutherford, Bohr

Front

Thomson experimented with what type of rays?

Back

Cathode rays

Front

What does the word 'atom' mean in Greek?

Back

Indivisible

Front

What part of the atom did Rutherford discover?

Back

Nucleus

Front

What charge do neutrons have?

Back

Neutral

Front

Who proposed the first modern atomic theory?

Back

John Dalton

Front

What did Bohr's model of the atom introduce?

Back

Electron orbits

Front

What particle did Thomson discover?

Back

Electron

Front

What is the charge of protons?

Back

Positive

Front

What is the main difference between protons and neutrons?

Back

Protons have a positive charge, neutrons are neutral.