Ch. 30.1 Review Flashcards

1
Q

Who developed the geocentric model?

A

Ptolemy

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2
Q

Who came up with the heliocentric model?

A

Nicholas Copernicus

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3
Q

Who came up with evidence using a telescope for Copernicus’s model?

A

Galileo Galilei

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4
Q

Who discovered that the planets travel around the Sun in an ellipse?

A

Johannes Kepler

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5
Q

Do planets travel at different speeds in their orbits?

A

Yes

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6
Q

What is an astronomical unit?

A

It equals the average distance from Earth to the Sun, about 150 km.

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7
Q

What planets are similar to Earth?

A

Terrestrial planets

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8
Q

What planets are terrestrial planets

A

Mercury, Venus and Mars

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9
Q

What are gas giants know as?

A

Jovian planets

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10
Q

What are the Jovian planets?

A

Jupiter, Saturn, Neptune and Uranus

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11
Q

What are the planets classified as that are located between the sun and the asteroid belt?

A

Inner planets

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12
Q

What are the inner planets?

A

Mercury, Earth, Mars and Venus

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13
Q

What are the planet classified as that are beyond the asteroid belt?

A

Outer planets

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14
Q

What are the names of the outer planets?

A

Jupiter, Saturn, Uranus and Neptune

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15
Q

What are the planets classified as that are between the Earth’s orbit and the Sun?

A

Inferior planets

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16
Q

What are the inferior planets?

A

Mercury and Venus

17
Q

What are the planets classified as that orbit beyond Earth’s orbit?

A

Superior planets

18
Q

What are the Superior planets?

A

Jupiter,Mars, Saturn, Uranus and Venus