Moon Cycle Flashcards

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0
Q

What is the moon made of

A

Rock

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1
Q

What is the moon, relative to the Earth

A

Moon is Earth’s natural satellite

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2
Q

Why doesn’t the moon have any weather

A

No atmosphere, wind, or water

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3
Q

One moon day=

A

29 and a half earth days

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4
Q

Daytime moon temperatures can be up to________. Nighttime temperatures can be down to _________. Why are these temperatures so extreme?

A

300F, -270F, high=facing sun

Low= no sun

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5
Q

Where does the light from the moon come from?

A

It reflects light from the sun

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6
Q

How much of the moon is always illuminated

A

Half

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7
Q

Can we see the far side of the moon from Earth why or why not

A

No because we are rotating at the same speed of the moon

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8
Q

What are the dark areas that we see on the Moon’s surface

A

Craters

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9
Q

What are the light areas that we see on the Moon’s surface

A

Flat surface

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10
Q

Is the moon move clockwise or counterclockwise around the earth

A

Counterclockwise

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11
Q

How does the southern hemisphere see the moon compared to us

A

Upside down and backwards

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12
Q

Beginning with the new Moon list the moon phases in order

A

New Moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent

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13
Q

What do waning and waxing mean

A

Waning: decreasing
Waxing: increasing

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14
Q

Compare and contrast a lunar and solar eclipse

During what moonphase does each occur?

A

Lunar: full
Solar: new

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15
Q

What size area can view the eclipse

A

Lunar: nighttime hemisphere
Solar: small area

16
Q

How often does it occur

A

Lunar: 0 to 3 times a year
Solar: two times a year

17
Q

How long does an eclipse last

A

Lunar: an hour
Solar: several minutes

18
Q

Is it safe or dangerous to view with unprotected eyes

A

Lunar: safe
Solar: dangerous

19
Q

What causes tides

A

The moons gravity and the sun

20
Q

How often do tides occur in one day

A

Four times

21
Q

What is the difference between a spring tide and a neap tide

A

Spring: new moon and full aligned high tides are high and low are high
Neap: not aligned low tides are low and high tides are low

22
Q

Which moonphase creates the highest tide

A

New moon

23
Q

Moon moves at the speed of _________

A

2300 mph

24
Q

What is Not true about a solar eclipse

A

It occurs only at a full moon

25
Q

Humped or swollen

A

Gibbous

26
Q

How far away is moon from earth

A

239,000 miles

27
Q

Diameter of the moon is _________ of the Earth’s

A

One fourth

28
Q

How long is it for tides to occur from tide to tide

A

12 hours