Moons

Created by kdunlavy 

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21 terms

Waxing

Describes phases following a new moon, as more of the Moon's lighted side becomes visible and increase.

Waning

Describes phases following a new moon, as more of the Moon's lighted side becomes visible and decrease.

First Quarter Moon

The phase of the moon in which the right half is lit, and the left half is dark.

Gibbous Moon

The phase of the moon in which three-fourths of the moon's side that faces earth is illuminated.

Full Moon

When the moon is completely visible and 14 days after the new moon.

Crescent Moon

The phase of the Moon when a thin part of the Moon's near side is sunlit.

Lunar Cycle

The showing of the moon phases in the sky of the moon's revolution around the earth.

Tide

The periodic rise and fall of the sea level under the gravitational pull of the moon.

Low Tide

When the tide reaches its lowest level occuring twice during the day.

High Tide

When the tide reaches its highest level occuring twice during the day.

Extreme Tide

A tide that is extremely high or low when the new and full moon is out in the sky.

Last Quarter Moon

The phase of the moon in which the left half is lit and the right half is dark.

New Moon

When the moon is not showing at all. The beginning of the lunar cycle.

Axis

A imaginary line causing a tilt that makes the earth rotate.

Time Zone

24 different time zones, one time zone = 15 degrees of longitude.

Rotate

To spin or turn around on an axis.

Plausible

Possible including evidence.

Orbit

To travel around an object in a circular path.

Hemisphere

One half of the sphere that makes up earth's surface.

Equator

An imaginary line that circles around the Earth separating the two hemispheres; Northern & Southern.

Phenomenon

An event related to how the universe and the world work.

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