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Geoscience > Solar System > Flashcards

Solar System Flashcards

0
Q

Which of the following is not a terrestrial planet?

A

Jupiter

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1
Q

Which planet is second only to the moon in brilliance in the night sky?

A

Venus

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2
Q

Mons Olympus a volcano the size of Ohio is found on

A

Mars

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3
Q

A comet tail always points

A

Away from the sun

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4
Q

Which of the following is proportionally more abundant on terrestrial planets than in Jovian planets

A

Silicate material

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5
Q

The suns surface has a grainy texture produced by numerous bright markings called

A

Granules

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6
Q

Round depressions on the moon’s surface are called

A

Craters

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7
Q

Which of the following is not considered part of the solar system

A

Galaxies

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8
Q

One of the planets known to have rings is

A

Saturn Jupiter Uranus Neptune

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9
Q

The relatively small rocky bodies generally found orbiting between mars and Jupiter are known as

A

Asteroids

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10
Q

The sun can continue to exist in it’s present stable state for another

A

5.5 billion years

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11
Q

The most obvious difference between the terrestrial and Jovian planets us

A

Size

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12
Q

Streams of electrons and protons that shoot out from the sun’s corona make up the solar

A

Wind

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13
Q

Which planet has a greater mass than the combined mass of all the remaining planets and their moons?

A

Jupiter

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14
Q

The product of nuclear fusion is

A

Helium

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15
Q

Which part of the sun lies directly above the visible “surface” of the sun

A

Chromosphere

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16
Q

What are the most explosive events that occur on the sun

A

Prominences

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17
Q

Which planet shows evidence of water erosion

A

Mars

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18
Q

Maria formed from which of the following

A

Lunar regolit

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19
Q

Sunspots appear dark because they are

A

Relatively cool

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20
Q

Which of the following planets does not have rings

A

Mars

21
Q

Which planet is associated with the great dark spot

A

Neptune

22
Q

What effort do solar flares have on earth

A

Disturb the ionosphere affecting long distant radio communication

23
Q

Which planet has not cleared the neighborhood around it’s orbit and is now considered a dwarf planet

A

Pluto

24
Q

The lowest surface temp attire in the solar system (-200 c) occurs on

A

Triton

25
Q

The layer of the sun radiates most of the light that reaches earth is

A

Photosphere

26
Q

which of the following is currently responsible for shaping mars surface

A

Wind

27
Q

In an astronomical sense which of following is not considered an ice

A

Hydrogen

28
Q

The oldest features on the moon are

A

Highlands

29
Q

How does crater density relate to the moons geologic history

A

High crater density is associated with older surfaces

30
Q

The source of the sun energy is

A

Nuclear fusion

31
Q

On which thickly clouded planet has radar mapping revealed a varied topography consisting of plains highlands and thousands of volcanic structures

A

Venus

32
Q

What solar features are labeled c

A

Sunspots

33
Q

Most asteroids lie between the orbits of

A

Mars Jupiter

34
Q

What is the smallest planet

A

Mercury

35
Q

Which of the following is a characteristic of Jupiter

A

Huge rotating storms dense atmosphere thin ring system

36
Q

Which planet has cratered surface similar to earth moon

A

Venus

37
Q

Which statement supports the giant impact hypothesis of the moons formation

A

The moon lacks a size able iron core

38
Q

The outermost layer of the sun is called the

A

Corona

39
Q

Which moon has a substantial atmosphere

A

Titan

40
Q

According to the giant Impact hypothesis the origin of the moon can be traced to a collision between a body the size of _____ and earth

A

Mars

41
Q

Jupiter’s satellite _____ is volcanically active

A

Lo

42
Q

All lunar terrains are covered by a layer of thick gray debris called

A

Lunar regolith

43
Q

The most prominent feature of ____ is it’s system of rings

A

Saturn

44
Q

With at least 28 moons the plant ____ and it’s satellites resemble a miniature solar system

A

Jupiter

45
Q

The densities of the ______ planets are about five times the density of water

A

Terrestrial

46
Q

A meteoroid that reaches earth surface is called

A

Meteorite

47
Q

23-2 which materials have the highest melting points

A

Tungsten aluminum oxide and iron

48
Q

23-2 what is the suns relationship between planet formation and distance from the sun

A

Terrestrial are closer to the sun and are made if materials with high melting points Jovian formed from materials of low melting point

49
Q

23-2 which materials contributed to the formation of the Jovian planets

A

Ice

Geoscience (6 decks)

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