1. KATE, ANDREW, JACOB THE ATOM- PHILOSOPHERS POINT OF VIEW

2. WHO WAS DEMOCRITUS -Ancient Greek Philosopher -Born in Abdera, Thrace, Greece in 460 BC and died 370 BC -Pupil of Leucippus -Pre-Socratic Philosopher -Formulated an atomic theory for the universe

3. WHO WAS ARISTOTLE -Greek Philosopher -Born in Stagira, Chalcidice in 384 BC and died in 322 BC -Joined Plato’s Academy in Athens at age 18 -Studied many subjects such as physics, metaphysics, poetry, and much more. -Writings were first to create a comprehensive system of western philosophy, encompassing ethics, aesthetics, logic, science, politics, and metaphysics.

4. DEMOCRITUS’S THEORY Theory stated that all substances in the universe made up of particles so small nothing could be smaller. Regarded those particles as unchangeable and indestructible. Argued that some atoms differed from each other physically and those differences explained different kinds of matter.

5. ARISTOTLE’S THEORY Thought of atoms as being different sizes, regular geometric shapes, and being constant in motion

6. SIMILARITIES DIFFERENCES Both agreed that the universe is made up of particles Democritus Said there was nothing smaller then particles which we refer to as atoms Said the particles were unchangeable and indestructible

7. DIFFERENCES Aristotle Thought atoms were not all one size Didn’t think that atoms were geometric shapes and in constant motion Said atoms couldn’t be in constant motion in a void Same all matter consisted of one of the four elements Also said they had to be one of the four qualities Each moved to a line their “proper place” Once there they will not move Believed the heavens consisted of a fifth element called “aither”

8. PLACE IN HISTORY 460 BC- Democritus was born 420 BC- Democritus discovered all things are made of atoms 382 BC- Aristotle was born 370 BC- Democritus died 332 BC- Aristotle discovered all things are made of form and matter 322 BC- Aristotle died

9. PUBLIC VIEW Aristotle’s theory was more widely accepted because he was more popular. Aristotle’s theory was believed for almost 2,000 yrs.