Chapter 30 Flashcards

1
Q

Geocentric Model

A

the solar system, earth is considered the center and everything revolves around it

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2
Q

Heliocentric Model

A

stated the the moon revolves around earth and the earth and the other planets revolve around the Sun

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3
Q

Extra Planet

A

are planets in orbit around stars other thann the Sun

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4
Q

How developed the geocentric model?

A

Greek Philosopher Ptolemy

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5
Q

How created the heliocentric model?

A

Nicholas Copernicus

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6
Q

Who used a telescope to support Copernicus model?

A

Galileo Galilei

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7
Q

How discovered that planets travel around the Sun in ellipses?

A

Johannes Kepler

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8
Q

Do planets travel at different speeds in their orbit?

A

Yes

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9
Q

What is a Astronomical Unit?

A

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

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10
Q

What planet are similar to Earth?

A

Terrestrial planets

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11
Q

What planets are similar to Earth?

A

Venus, Mars, and Mercury

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12
Q

Your gas giants are known as?

A

Jovian planets

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13
Q

Which planets are known as Jovian planets?

A

Jupiter, Saturn, Uranus, Neptune

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14
Q

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

A

Inter planets - Mercury, Venus, Earth and Mars

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15
Q

What are the planets classified located beyond the asteroid belt?

A

Outer Planets- Jupiter, Saturn, Uranus and Neptune

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16
Q

What are the planets classified as that are located between the Sun and earths orbit?

A

Inferior Planets

17
Q

What are the inferior planets?

A

Mercury and Venus

18
Q

What are the planets classified past Earths orbit?

A

Superior Planets

19
Q

What are the Superior Planets?

A

Mars Jupiter Saturn Uranus Neptune