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physical science > 30.3 and 30.4 > Flashcards

30.3 and 30.4 Flashcards

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1
Q

Jupiter

A

fifth planet from the sun

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2
Q

Saturn

A

sixth planet from the sun second largest

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3
Q

Uranus

A

seventh planet from the sun

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4
Q

Neptune

A

eighth planet from the sun

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5
Q

dwarf planet

A

are nearly round objects in orbit around the sun that are not satellites and that haven’t cleared the debris from there orbit

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6
Q

comet

A

composed of dust and rock particles

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7
Q

asteroid

A

rocky objects formed from material similar to the planets

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8
Q

meteoroid

A

sand to boulder size objects in the solar system

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9
Q

Sedna

A

is a distant planetoid

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10
Q

extraterrestrial life

A

life beyond earth

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11
Q

which space probe flew past jupiter in 1979

A

voyager 1 and voyager 2

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12
Q

which space probe reached jupiter in 1995

A

galileo space probe

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13
Q

what did voyager probes and galileo study

A

composition, structure, and motion of jupiter

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14
Q

how many moons does jupiter have

A

63 known moons

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15
Q

what are the 4 galilean moons

A

Ganymede, callisto, IO,Europa

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16
Q

which of the galilean moons is the largest in the solar system

A

Ganymede

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17
Q

which galilean moons is most likely to have water on it

A

callisto, io, europa

18
Q

which galilean moon is most volcanically active

A

io

19
Q

what are saturns rings made of

A

particles of watery-ice

20
Q

how many moons does saturn have

A

60 moons

21
Q

what is the name of saturns largest moon

A

titan

22
Q

what is the name of the space craft that flew by saturn in 2004

A

cassini-huygens

23
Q

what is cassinis mission

A

a 4 year orbiting saturn

24
Q

what is huygens mission

A

decend to titans surface

25
Q

what is the only space probe to visit uranus

A

voyager 2

26
Q

how many moons does uranus have

A

27 moons

27
Q

does uranus have moons

A

yes

28
Q

hoe is uranus axis tilted

A

vertically

29
Q

what color is uranus

A

blue green color

30
Q

which space probe is the only one t o reach neptune

A

voyager 2

31
Q

what makes neptune bluer than uranus

A

has more methan and water-ice

32
Q

how many moons does neptune have

A

13 moons

33
Q

what is neptunes largest moon

A

triton

34
Q

what are the names of 3 dwarf planets

A

pluto, eris, ceres

35
Q

what is the bright cloud of a comet called

A

coma

36
Q

where do comets originate

A

vast disk of icy object

37
Q

when meteriods enter the earths atmosphere, what are they called

A

meteors

38
Q

when a meteor strikes earths surface, what are they called

A

meteorites

39
Q

what does AU stand for

A

Astronomical unit

40
Q

what is an AU equal

A

150,000,000 km

physical science (7 decks)

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