In which century did a change occur in how people studied the natural world?

• mid-fourteenth

• mid-fiveteenth

• mid-sixteenth

• mid-seventeenth

What's another word for theory?

• explanation

• prediction

• question

• guess

Did the ancient Greeks test their theories?

• Yes

• No

How did people in the 16th century test their theories?

• with experiments

• with superstitions

• with rituals

• with observations

From about 1540 to 1700, the search for scientific truths overturned many old ideas. This period is known as the

• Scientific Revolution

• Industrial Revolution

• Agricultural Revolution

• French Revolution

What was the first science affected by the Scientific Revolution?

• Astronomy

• Physics

• Biology

• Geology

Geocentric means

• the sun goes around the earth

• the earth goes around the sun

Heliocentric means

• the sun goes around the earth

• the earth goes around the sun

Our solar system is

• heliocentric

• geocentric

Who figured out that the earth goes around the sun?

• Copernicus

• Ptolemy

• Kepler

• Galileo