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Practice: History of Astronomy

Galileo Galilei was an Italian scientist whose work significantly helped develop our understanding of the solar system.

Galileo Galilei portrait-72 ppi

What did Galileo develop to help astronomers in their studies?

  • AElectricity
  • BA telescope that could be used to observe the planets
  • CThe first space rocket
  • DThe compass

Galileo made important discoveries about the Moon. What did he discover?

  • AThe Moon creates its own light.
  • BThere are craters and mountains on the moon.
  • CEarth orbits the Moon.
  • DThe Moon orbits Earth.

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