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SOLAR > QUIZ > Flashcards

QUIZ Flashcards

1
Q

what does our solar system consist of ?

A

the central star (the sun)

a planets orbiting sun
moons, asteroids, comets, meteoroids, interplanatory gas dust and all “space” in between them

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2
Q

what are the 8 planets in the solar system named after

A

greek and roman goddesses

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3
Q

terrestial planets

A

mercury, venus, earth and mars

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4
Q

(terrestial planet) lose to or far from the sun?

A

close

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5
Q

TP_______ masses, radil

A

small

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6
Q

TP________ densities

A

high

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7
Q

TP_______rotation

A

slow

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8
Q

TP_______ magnetic field

A

weak

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9
Q

TP_________ Moons

A

few

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10
Q

Jovian planets

A

Jupiter, Saturn,uranus,neptune

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11
Q

JP_____ from the sun

A

far

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12
Q

JP_______ masses and radil

A

surface

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13
Q

JP_____ densities

A

low

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14
Q

JP______rotation

A

fast

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15
Q

JP________ megnetic field

A

strong

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16
Q

JP________rings

A

Many

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17
Q

JP_______moons

A

Many

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18
Q

Mars has ______ at its poles like earth

A

ice

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19
Q

What planet has the largest volcano in our solar system

A

Mars

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20
Q

Why is mars red

A

Iron oxide and rust in Mars soil

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21
Q

How many moons does mars have and how long does it take to orbit

A

there are 2 moons and it takes 2 years to orbit

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22
Q

What is the max diameter of JP

A

48,000km

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23
Q

What is the largest planet in our solar system

A

Jupiter

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24
Q

Jupiter’s diameter is how many times larger than earth’s

A

11 times

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25
Q

How many moons does Jupiter have

A

16 moons

26
Q

How long does it take Jupiter to orbit the sun

A

12 years

27
Q

What is Saturn mostly composed of

A

hydrogen and helium

28
Q

What are saturn’s rings made of

A

ice

29
Q

What are the dimensions of Saturn’s rings

A

260,000 miles from surface and 1 mile thick

30
Q

How many moons does Saturn have

A

18

31
Q

How long does it take for Saturn to orbit the sun

A

30 years

32
Q

Why is Uranus blue

A

Methane gas in its atmosphere

33
Q

How many rings does Uranus have

A

11 rings

34
Q

How many moons does Uranus have

A

21 moons

35
Q

How long does it take for Uranus to orbit the sun

A

84 years

36
Q

What planet has the fastest winds in our solar system

A

Neptune with 2,000km/hr

37
Q

Why is Neptune Blue

A

Methane gas in its atmosphere

38
Q

How long does it take Neptune to orbit the sun

A

165 years

39
Q

What is the minimum length of an asteroid

A

100 meters or 100m across

40
Q

Where do most asteroids reside

A

The asteroid belt between Mars and Jupiter

41
Q

How many asteroids hit earth every 1 million years

A

3

42
Q

What are asteroids composed of

A

Carbon, rock, and rocky material

43
Q

What is the asteroid belt

A

rocks that never joined to make a planet

44
Q

what are rocks in the solar system that are less than 100m

A

meteoroids

45
Q

What is a meteoroid called if it hits the ground?

A

a meteroite

46
Q

Are meteors young or old

A

old

47
Q

where does the suns energy come from

A

nuclear fusion

48
Q

stars produce______, planets reflect _______

A

light

49
Q

what color are the color of the coldest and hottest stars

A

coldest are red
hottest are blue

50
Q

how are planets categorized

A

composition and size so small rocky planets and gas giants

51
Q

how long does it take mercury to orbit the sun

A

88 days

52
Q

es mercury have extreme temperature fluctuations

A

yes
ranging from 800 fh in a day and negative 270 fh at night

53
Q

is there ice on mercury

A

yes, and crater shadows

54
Q

what planet is the brightest object in the sky after the sun and moon

A

venus

55
Q

what is a venus maximum surface temperature

A

900 fh

56
Q

how many moons does venus have

A

0

57
Q

how long does it take venus to orbit the sun

A

225 days

58
Q

what planet is the only planet to support life

A

earth

59
Q

how much of earths surface is composed of water

A

71 percent

60
Q

how many moons does earth have

A

1 moon

61
Q

how long does it take the earths moon to complete a rotation

A

29 days

62
Q

what is the moons surface covered in

A

dust and rocky debris

SOLAR (1 decks)

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