Chapter 2 - Moon Flashcards

0
Q

What do we call the mountains on the moon?

A

Highlands

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1
Q

What is the center of the moon with a radius of 300-425 kilometers?

A

Core

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2
Q

What is the ONLY natural satellite of the earth?

A

Moon

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3
Q

What is the lighter shadow cast by the earth or the moon?

A

Penumbra eclipse

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4
Q

Who was the first man to walk on the moon?

A

Neil Armstrong

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5
Q

What is the part of the moon with the average thickness of about 70 kilometers?

A

Crust

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6
Q

What is it when the moon passes between the sun and the earth and the moons shadow is east of the earth?

A

Solar eclipse

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7
Q

What are spots on the moon that are formed by meteorite impact on the moon?

A

Craters

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8
Q

What is it when the lighted side of the moon is facing away from the earth?

A

New moon

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9
Q

What are the trench like valleys of the moon, usually caused by collapsed lava tubes?

A

Rilles

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10
Q

What is it when the earth passes between the sun and the mon and the earth’s shadows is cast on the moon?

A

Lunar eclipse

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11
Q

What is the part of the moon that is not having sunlight on it?

A

Darkside

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12
Q

What is it when the lighted side of the moon faces the earth?

A

Full moon

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13
Q

What was the name of the NASA Mission whose goal it was to land on the moon?

A

Apollo 11

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14
Q

What is it when the moon passes completely through the dark shadow of the earth?

A

Total eclipse

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15
Q

What is the lighter shadow cast by the earth or moon?

A

Penumbra

16
Q

What are the dark areas of the moon that were once thought to be “seas”?

A

Maria

17
Q

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

A

27.5 days

18
Q

What do we call the amount of moon that we see?

A

Phase

19
Q

How long does it take for the moon to orbit the earth?

A

27.5 days

20
Q

Does the moon have
A. Liquid water
B. Extreme temperature differences between the light and dark side

A

B. Extreme temperature differences between the light and dark side

21
Q

What is the moon’s difference in gravity due to?

A

The difference in mass

22
Q

What can we not see about the moon?

A

The far side of the moon

23
Q

How many lunar eclipses are there every year?

A

2 - 3

24
Q

How many Apollo Missions were there between 1969 - 1972?

A

6

25
Q

How often do high tides occur?

A

Every 12 hours and 25 minutes

26
Q

What has the greatest effect on our tides?

A

The moon

27
Q

How many Americans have walked on the moon?

A

12

28
Q

How often do solar eclipses happen in the same location?

A

Every 360 years

29
Q

What direction does the moon RISE?

A

The east

30
Q

How much of the moon’s surface is reflecting light?

A

1/2

31
Q

What is the gravity on the moon?

A

1/6

32
Q

Be able to label the different moons

A
First quarter
Waxing crescent
New
Waning crescent
Last quarter
Waning gibbous
Full
Waxing gibbous
34
Q

Is the dark side and the far side of the moon the same thing?

YES or NO

A

NO

35
Q

What is the phases of the moon when the lite side of the moon gets bigger - (we see more)

A

waxing

36
Q

What does the gravity of the moon cause?

A

tides

37
Q

How may high and low tides are there per day?

A

2

38
Q

Where are high tides?

A

The side of the earth facing the moon and the opposite side