The Solar System

Question 1

Which two gaseous giants did Renaissance scientists such as Galileo know about?

Revolt · Accepted Answer

Jupiter and Saturn

Question 2

What do comets and asteroids have in common?

Revolt · Accepted Answer

They orbit the Sun.

Question 3

How did Kepler’s discoveries contribute to astronomy?

Revolt · Accepted Answer

They established the laws of planetary motion.

Question 4

Which event took place during the Copernican revolution, when most people started to believe in a heliocentric model of the solar system?

Revolt · Accepted Answer

Kepler's laws of planetary motion.

Question 5

How did Kepler describe the planets’ orbits?

Revolt · Accepted Answer

The planets’ orbits are elliptical.

Question 6

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

Revolt · Accepted Answer

The planets revolve around the Sun.

Question 7

Which describes one way that Aristarchus's explanation of the movement of objects in the sky was different from other scientists' earlier explanations?

Revolt · Accepted Answer

He argued that Earth rotates on its axis.

Question 8

Which two gaseous giants did Renaissance scientists such as Galileo know about?

Revolt · Accepted Answer

Jupiter and Saturn

Question 9

In addition to proposing that planetary orbits are elliptical, what other modification did Kepler make to Copernicus’s model?

Revolt · Accepted Answer

Planets closer to the Sun move faster.

Question 10

Which describes one way that Aristarchus's explanation of the movement of objects in the sky was different from other scientists' earlier explanations?

Revolt · Accepted Answer

He argued that Earth rotates on its axis.

The Solar System Answers

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