3rd Grade Exit Ticket 2/14

What did ancient people, including the Greeks, believe about the movement of the sun?

• The sun moved around the Earth.

• The Earth moved around the sun.

• The sun stayed still while the Earth moved.

• The sun and Earth both moved around each other.

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Who was the scientist that challenged the belief that the sun moved around the Earth?

• Galileo Galilei

• Nicolaus Copernicus

• Isaac Newton

• Albert Einstein

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What did Copernicus use to help him prove his ideas about the universe?

• A telescope

• A microscope

• Mathematics

• A compass

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What was one of Copernicus' major ideas about the solar system?

• The Earth is flat.

• The sun is at the center of the universe.

• The moon revolves around the sun.

• The stars are closer than the planets.

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What did Copernicus believe about Earth's movement?

• Earth does not move at all.

• Earth moves around the sun and rotates daily.

• Earth moves in a straight line.

• Earth moves only during the day.

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What is one reason why Copernicus' work is important today?

• It proved the Earth is flat.

• It led to our current understanding of the solar system.

• It showed that the sun revolves around the Earth.

• It was the first book ever written.

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