Backround
Where was democritus born?
Abadera, Thrace
Who was democritus ?
He came up with the first atomic theory.
Was democritus a scientist or philosopher ?
philosopher
Who was Democritus’ teacher in philosophy?
Leucippus
What did he do?
He came up with the first atomic theory
What did Democritus try to explain for the first time in history?
Colour
Who was democritus ?
He was a wealthy citizen
What name did Democritus give to the particles that make up all matter?
The atoms
Democritus was a central figure in what major idea about matter and the universe?
Philosophical atomism and the atomic theory of the universe.
What experiment did he discover ?
He discovered the thought experiment
What did Democritus believe about the motion of atoms?
moving at random.
How much of his work is left over ?
Only a fraction of his works have survived.
Which philosophers proposed early atomic systems before Democritus but failed to make a complete theory?
Leucippus
What kind of experiment did Democritus use to support his idea of atoms?
A thought experiment
What did he believe was happening with atoms ?
Believed atoms are constantly changing in shape and size