The Solar System Answers
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1
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Look at the diagram of the solar system.
A
orbit speedB
the phases of VenusC
retrograde motionD
the rising of the Sun2
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Which two gaseous giants did Renaissance scientists such as Galileo know about?
A
Jupiter and SaturnB
Mars and NeptuneC
Neptune and UranusD
Uranus and Saturn3
Which idea did Ptolemy’s model use to explain why the planets appeared to move backward as they moved in their orbits?
A
The planets spun in epicycles.B
The planets rotated on their axes.C
The planets revolved around the Sun.D
The planets were made of different materials.4
Which correctly lists three scientists who supported the heliocentric model of the solar system?
A
Aristotle, Ptolemy, CopernicusB
Copernicus, Ptolemy, KeplerC
Galileo, Kepler, AristotleD
Kepler, Galileo, Copernicus5
Look at the image of the solar system.
A
EarthB
JupiterC
MercuryD
Neptune6
How did Kepler’s discoveries contribute to astronomy?
A
They supported the heliocentric model.B
They established the laws of planetary motion.C
They explained how the Sun rises and sets.D
They made astronomy accessible to people who spoke Italian.
8
How did Kepler describe the planets’ orbits?
A
The planets’ orbits are circular.B
The planets’ orbits are elliptical.C
The planets and the Sun orbit Earth.D
The planets have miniature orbits called epicycles.9
Which idea was supported by Aristarchus, Copernicus, and Galileo?
A
The planets have epicycles.B
The planets revolve around the Sun.C
The stars rotate around the Sun.D
The center of the solar system is Earth.10
Why was it difficult for people to accept a heliocentric concept of the solar system?
A
Scientists had no way to explain retrograde motion.B
Scientists did not check or confirm other scientists’ ideas.C
Information was published in Italian and people could not understand it.D
Aristotle was famous and his ideas were supported by religious teachings.Did you find these answers helpful?
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