jan 1, 400 BC - Democritus
Description:
Believed:- Matter is composed of atoms, which move through empty space.
- Atoms are solid, homogeneous, indestructible, indivisble.
- Different kinds of atoms have different sizes and shapes.
- Size, shape, and movement of atoms determine the properties of matter.
Added to timeline:
Date:
jan 1, 400 BC
Now
~ 2427 years ago