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Earthscience > Venus > Flashcards

Venus Flashcards

1
Q

Which greek god is Venus named after?

A

the goddess of love and beauty

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2
Q

What was venus’s greek counterpart?

A

Athrodite

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3
Q

Which spaceship was the first success of traveling to another planet?

A

Mariner 2 (1962)

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4
Q

Which spaceship was the first to land on Venus and take photos?

A

Venera (1961-1984)

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5
Q

What is Magellan?

A

The first spaceship to take quality radar maps of the surface of Venus.

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6
Q

What was the purpose of the venus express (2005-2014)?

A

to study the atmosphere

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7
Q

What did they find from the venus express?

A

There was more lightning on Venus than on Earth and there was oceans 4 billion years ago.

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8
Q

What is the axial tilt?

A

177 degrees

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9
Q

What is the rotation period?

A

243 days

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10
Q

What is the orbital period?

A

224 days

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11
Q

What is the surface temperature?

A

(462C)

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12
Q

What is the atmosphere mostly made of?

A

Co2

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13
Q

What are the major geological provinces of Venus?

A

Lowlands (ocean floor), Uplands (convergence of lands), Highlands (tectonic features)

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14
Q

What is a tesserae?

A

complex system of grooves on the surface

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15
Q

What can be said about the volcanic features of Venus?

A

Many lava flows, very young surface and no evidence of current volcanoes

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16
Q

What is a caldera?

A

a volcano that has emptied and collapsed

17
Q

What are Aeolian features?

A

streaks from wind and sand dunes

18
Q

What does Venus not have many impact craters?

A

the thick atmosphere would burn up the large meteorites before reaching the surface and lots of resurfacing

19
Q

Why is venus so hot?

A

Since it has such a thick atmosphere, it creates a very intense greenhouse effect and heats the surface

20
Q

What evidence of potential life on Venus is there?

A

They found phosphine in the clouds which is found in the guts of animals.

Earthscience (3 decks)

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