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Chapter 30 > Chapter 30 section 2 > Flashcards

Chapter 30 section 2 Flashcards

1
Q

Closest planet to the Sun

A

Mercury

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2
Q

Second closest planet to the Sun

A

Venus

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3
Q

Third planet from the Sun

A

Earth

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4
Q

Fourth planet from the sun

A

Mars

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5
Q

How was the solar system formed?

A

A nebula that collapsed

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6
Q

When was the solar system formed?

A

4.6 billion years ago

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7
Q

What is mercury’s atmosphere like?

A

No true atmosphere to Mercury

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8
Q

Which planet is considered Earth’s sister planet?

A

Venus

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9
Q

What is the atmosphere on Venus like?

A

It is a dense, hot atmosphere

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10
Q

What states of water can there be on Earth due to its atmosphere?

A

Liquid, solid, and gas

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11
Q

What is another name for Mars?

A

The red planet

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12
Q

Why is Mars red?

A

It is red due to the iron oxide in some of the weathered rocks.

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13
Q

How many moons does Mars have?

A

Mars has two moons

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14
Q

What are the names of Mars moons?

A

Phobos and Deimos

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15
Q

What does Phobos and Deimos mean?

A

Fear and Panic

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16
Q

What was the mission of Spirit and Opportunity?

A

To search for liquid water

17
Q

What did Mars Reconnaissance Orbiter discover?

A

Sediment layering and Gullies

18
Q

What were the things that Mariner 9 discovered?

A

Valles Marineris, a larger canyon, and extinct volcanoes

19
Q

What did viking 1 and viking 2 do?

A

They photographed the entire surface of Mars

20
Q

What was the mission of Global Surveyor?

A

Showed that the walls of Valles Marineris were similar to the Grand Canyon

21
Q

What evidence did the Odyssey provide?

A

Water is frost beneath the thin layer of Mars surface

22
Q

What data was gathered by the Pathfinder and the rover Sojourner?

A

That iron may have been leached out by groundwater

23
Q

Where did the Curiosity rover land?

A

In the Gale Crater

24
Q

What were the Curiosity’s goals?

A

Investigate climate and geology, collect evidence from microbial life, and to study planetary habitability

Chapter 30 (6 decks)

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