Match the thinker or thinkers at left with their ideas at right.

Dalton

Dalton drop zone empty.
Dalton and Democritus

Dalton and Democritus drop zone empty.
Aristotle

Aristotle drop zone empty.
Different atoms combine in simple whole-number ratios to form compounds.

Matter is made of earth, air, fire, and water.

Matter is made up of tiny particles that are indestructible and indivisible.