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Earth Science > Earth In Space > Flashcards

Earth In Space Flashcards

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Biology 101 flashcards
1
Q

the sun has a _____ gravitational pull than earth

A

larger

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2
Q

the moon has a _________ gravitational pull than earth

A

smaller

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3
Q

the moon has a _________ gravitational pull than the sun

A

smaller

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4
Q

gravity pulls objects __________ each other

A

towards

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5
Q

the force of gravity depends on what 2 things ________________

A

mass and distance

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6
Q

what cause seasons

A

tilt axis

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7
Q

what cause day and night

A

Rotation

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8
Q

what day marks the beginning of summer

A

June 21 - summer solst

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9
Q

During which season is earth tilted away from the sun with colder temperatures and shorter day

A

winter

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10
Q

Would a bigger object or a smaller object have more gravity?

A

bigger

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11
Q

What day marks the beginning of winter

A

Dec 21- winter solstice

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12
Q

what day marks the beginning of spring

A

Vernal equinox - March 21

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13
Q

what day marks the beginning of fall

A

Autumnal equinox - September 21

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14
Q

the amount of matter inside an object

A

mass

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15
Q

How does gravity effect weight?

A

More gravity = more weight

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16
Q

How long does a cycle of the moon last?

A

29 days (1 month)

17
Q

What is the source of the moon’s light?

A

the sun

18
Q

What phase is the moon when it is completely lit?

A

full moon

19
Q

When the moon is between the sun and the moon and blocks the sun

A

solar eclipse

20
Q

How long does it take for the earth to revolve around the sun?

A

365 days (1 year)

21
Q

How long does it take for the earth to rotate on its axis?

A

24 hours (1 day)

22
Q

Spinning on its axis

A

Rotation

23
Q

one object moving around another

A

revolution

24
Q

during which time is the earth tilted toward the sun

A

summer

25
Q

when is the autumnal equinox

A

September

26
Q

What day is the winter solstice

A

December 21

27
Q

Why is it warmer in the summer?

A

because the earth is tilted toward the sun

Earth Science (2 decks)

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