Democritus: Indivisible and indestructible (false), different shapes (false), different sizes (true), John Dalton: Atoms can't be created or destroyed (true), Building block of matter (true), Ratios (true), Atoms of the same element are identical (false), solid sphere model (false), J. J. Thompson: Discovered electron (true), Plum pudding Model, No nucleus, protons, or neutron, Ernest Rutherford: Gold foil experiment, Atoms have a dense, positively charged center (true), Most of the atom is empty space (true), No proton or neutron, Neils Bohr: Electron in energy levels (true), locked in orbit (false),

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