Chapter 30 vocab Flashcards

1
Q

Earth-centric model of the solar system

A

Geocentric Model

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2
Q

Sun-centered model of the solar system

A

Heliocentric Model

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3
Q

Planets in orbit around stars other than the Sun

A

Extrasolar planets

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4
Q

Who created the geocentric model?

A

Greek Philosopher Ptolemy

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5
Q

Who came up with the heliocentric model?

A

Nicholas Copernicus

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6
Q

Who supported Copernicus’s model using his telescope?

A

Galileo Galilei

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7
Q

Who discovered that the planets travel around the Sun in a ellipse not a perfect circle.

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 the average distance from the Earth to the Sun called?

A

A Astronomical unit

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10
Q

What are the planets called that are similar to Earth?

A

Terrestrial planets

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11
Q

What planet’s are known as Terrestrial planets?

A

Mercury, Venus, Mars

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12
Q

What are the gas giants known as?

A

Jovian planets

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13
Q

What are the Jovian planets?

A

Jupiter, Saturn, Neptune, Uranus

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14
Q

What are the planets known as when their location is between the Sun and the asteroid belt?

A

Inner Planets

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15
Q

What are the Inner planets?

A

Mars, Venus, Mercury, and Earth

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16
Q

What are the planets beyond the asteroid belt known as?

A

Outer planets

17
Q

What are the Outer planets?

A

Jupiter, Saturn, Neptune, Uranus

18
Q

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

A

Inferior planets

19
Q

What are the Inferior planets?

A

Mercury and Venus

20
Q

What are the planets known as out of the orbit of the Sun and Earth?

A

Superior planets

21
Q

What are the Superior planets?

A

Mars, Jupiter, Saturn, Neptune, Uranus