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Moon and tide review > Moon and tide review > Flashcards

Moon and tide review Flashcards

1
Q

Why can we always see the moon from the earth?

A

The time it takes the Moon to rotate on its axis is the same time it takes to complete one trip around the Earth.

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2
Q

Phases in order from new moon back to new moon.

A

New Moon, waxing crescent, first quarter, waxing gibbous, full Moon, waning gibbous, third quarter and waning crescent.

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3
Q

How long does it take the moon to revolve around the Earth?

A

About one month

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4
Q

Why is the same side of the moon always facing Earth?

A

The moon rotates exactly once every time it circles the Earth.

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5
Q

What is the difference between waxing and waning?

A

Waxing means it’s getting bigger while waning means it’s getting smaller.

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6
Q

What phase of the moon is it during a solar eclipse?

A

New moon

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7
Q

What phase of the moon is it during a lunar eclipse?

A

Full moon

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8
Q

What force is responsible for the tides on earth?

A

Gravity of the Moon and Sun

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9
Q

Why do we have 2 high tides a day?

A

Because the moon is pulling the water with the earth once, and away from the earth once

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10
Q

When does a neap tide occur?

A

Neap tides occur during the first and third quarter moon, when the moon appears half full.

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11
Q

When does a spring tide occur?

A

Whenever the Moon is in a new-moon or full-moon phase, or about every 14 days.

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12
Q

Spring Tide

A

A tide just after a new or full moon

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13
Q

Neap Tide

A

A tide just after the first or third quarters of the moon

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14
Q

Ebb Current

A

The tidal phase during which the tidal current is flowing seaward

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15
Q

Flood Current

A

A tidal current that moves toward a shore or up a tidal river

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16
Q

High Tide

A

The state of the tide when at its highest level.

17
Q

Low Tide

A

The state of the tide when at its lowest level.

18
Q

Full Moon

A

The phase of the moon in which its whole disk is illuminated.

19
Q

New Moon

A

The phase of the moon when it is in front of the sun so no light reflects

20
Q

Waxing

A

When the moon seems to get larger

21
Q

Waning

A

When the moon seems to get smaller

22
Q

Gibbous

A

When the moon is greater than a circle and less than a semicircle

23
Q

Crescent

A

The curved sickle shape of the waxing or waning moon.

24
Q

¼ moon

A

When it appears that half of the moon is light up.

Moon and tide review (1 decks)

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