Asked by alley cat

Which idea was supported by Aristarchus, Copernicus, and Galileo?

The planets have epicycles.
The planets revolve around the Sun.
The stars rotate around the Sun.
The center of the solar system is Earth.
Answered by alley cat
Which two gaseous giants did Renaissance scientists such as Galileo know about?

Jupiter and Saturn
Mars and Neptune
Neptune and Uranus
Uranus and Saturn
Answered by alley cat
How did Kepler’s discoveries contribute to astronomy?

They supported the heliocentric model.
They established the laws of planetary motion.
They explained how the Sun rises and sets.
They made astronomy accessible to people who spoke Italian.
Answered by alley cat
What do comets and asteroids have in common?

They are made of ice.
They orbit the Sun.
They are made of metal debris.
They are at the center of the solar system.
Answered by alley cat
Which idea did Ptolemy’s model use to explain why the planets appeared to move backward as they moved in their orbits?

The planets spun in epicycles.
The planets rotated on their axes.
The planets revolved around the Sun.
The planets were made of different materials.
Answered by alley cat
Why was Copernicus’s heliocentric model not believed until Galileo and Kepler provided more evidence?

The model had the moon orbiting Earth.
The model was against religious teachings.
The model could not explain retrograde motion.
The model did not include all eight planets in the solar system.
Answered by alley cat
Which describes one way that Aristarchus's explanation of the movement of objects in the sky was different from other scientists' earlier explanations?

He discovered Venus’s phases.
He argued that Earth rotates on its axis.
He explained the concept of retrograde motion.
He described the epicycles of the planets in the sky.
Answered by alley cat
Why was it difficult for people to accept a heliocentric concept of the solar system?

Scientists had no way to explain retrograde motion.
Scientists did not check or confirm other scientists’ ideas.
Information was published in Italian and people could not understand it.
Aristotle was famous and his ideas were supported by religious teachings.
Answered by alley cat
Which correctly lists three scientists who supported the heliocentric model of the solar system?

Aristotle, Ptolemy, Copernicus
Copernicus, Ptolemy, Kepler
Galileo, Kepler, Aristotle
Kepler, Galileo, Copernicus
Answered by alley cat
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Answered by GPT 3.5
The idea supported by Aristarchus, Copernicus, and Galileo is that the planets revolve around the Sun.
Answered by GPT 3.5
The two gaseous giants that Renaissance scientists such as Galileo knew about were Jupiter and Saturn.
Answered by GPT 3.5
Kepler's discoveries contributed to astronomy by establishing the laws of planetary motion.
Answered by GPT 3.5
Comets and asteroids have in common that they orbit the Sun.
Answered by GPT 3.5
Ptolemy's model used the idea of the planets spinning in epicycles to explain why they appeared to move backward as they moved in their orbits.
Answered by GPT 3.5
Copernicus's heliocentric model was not believed until Galileo and Kepler provided more evidence because the model could not explain retrograde motion.
Answered by GPT 3.5
One way that Aristarchus's explanation of the movement of objects in the sky was different from other scientists' earlier explanations is that he argued that Earth rotates on its axis.
Answered by GPT 3.5
One of the reasons it was difficult for people to accept a heliocentric concept of the solar system was that Aristotle, who was famous and had significant influence, supported the geocentric model. Additionally, his ideas were reinforced by religious teachings, making it challenging for people to question or reject them.
Answered by GPT 3.5
The correct answer is Kepler, Galileo, Copernicus.
Answered by GPT 3.5
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