•was the first known greek scientist
• believed all matter came from water
• believed the earth floated on water
• believed earthquakes were caused when from waves in the ocean
• formed mathematical theories that became the basis of theorems in geometry
• predicted a solar eclipse in 585 bc
• recognized the value of using the constellation ursa minor instead of ursa major to navigate

which of the following ancient greek philosophers is described in the box above?
a.
thales
b.
aristotle
c.
socrates
d.
plato