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5 Cards in this Set

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  • Back

400 B.C. Democritis

Atomos - things were made out of other smaller things

Aristotle ( 5 elements )

1. Earth


2. Fire


3. Water


4. Wind


5. soul or mind

Soul / Mind 5th element

Quintessence

Alchemy

1600 years - Magic

John Dalton ( 4 theories )

1800


1. Atoms cannot be created nor destroyed


2. Identical


3. Combine in whole numbers


4. Atoms cannot be split nor rearranged *FALSE*