History of Astronomy

Which astronomer of antiquity first applied a telescope to astronomical observation?

• Ptolemy

• Galileo Galilei

• Tycho Brahe

• Copernicus

What problems did early astronomers face when trying to justify a geocentric model?

• Retrograde motion of planets farther out than the Earth

• Bodies in the night sky moved from horizon to horizon making people think the Sun was the center

• No observations of bodies in the night sky were observable to make any logical conclusions about celestial orbits

• The lack of evidence for stellar parallax

Ancient Greeks believed, the earth to be the centr of the universe. What do we call this model?

• Ptolemic System

• Geocentric Universe

• Heliocentric Universe

• Copernican Model

Ancient astronomers used 'epicycles' to explain...?

• Retrograde Motion

• Constellation Movement

• Moon's Phases

• Planetary Transits

Tycho Brahe's biggest contribution to astronomy was...?

• Accurate Observations of the stars and planets

• His telescopic observations

• Heliocentric Universe

• His Silver Nose

Copernicus is attributed with coming up with what model of the solar system?

• geocentric

• heliocentric

• geo-heliocentric

Which scientific instrument did Galileo use to change the world?

• telescope

• spyglass

• mirror

• magnifying glass

Tags

NGSS.MS-ESS1-1

Which astronomer of antiquity made elaborate models of an earth-centered universe?

• Copernicus

• Aristarchus

• Ptolemy

• Tycho Brahe

Who used a telescope to prove that the Earth could not be the center of the universe?

• Ptolemy

• Copernicus

• Kepler

• Galileo

Who proposed the Heliocentric system?

• Copernicus

• Ptolemy

• Aristotle

• Galileo