Show:
Phases
Eclipses
Tides
Vocabulary
Miscellaneous
100

The changing relative positions of the Moon, Earth, and this, cause the Moon's phases, along with eclipses and tides.

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What is the Sun?
100

During a total eclipse you are in what part of a shadow.

What is the umbra?

100

Tides occur about every this amount of time.

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What is 12.5 hours?
100

The different shapes of the Moon you see from Earth are called these.

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What are phases?
100
This is how long it takes for the Earth to rotate completely one time.
What is a day?
200
The time it takes for the Moon to revolve around Earth (it's year) is this long.
What is 27.3 days?
200
What you are under in the Moon's shadow when you are experiencing a partial solar eclipse.
What is the penumbra?
200
Tides are caused mainly by differences on how much the gravity from this pulls on different parts of Earth.
What is the Moon?
200
When an object in space comes between the Sun and a third object, it casts a shadow on the third object, causing this to take place.
What is an eclipse?
200
This is how long it takes Earth to revolve around the sun one time.
What is a year?
300
The Moon does not make its own light. Instead, it gets it from this.
What is the Sun?
300

A solar eclipse occurs when this passes between the Earth and the Sun, blocking direct sunlight from getting to parts of Earth.

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What is the Moon?

300

A tide with the greatest difference between high and low tides.

What is a spring tide?

300

This happens when the Earth's shadow reflects onto the Moon.

What is a lunar eclipse?
300

This is the Latin word for moon.

What is lunar?
400

The phase of the Moon you see depends on how much of the sunlit side of the Moon faces this.

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What is the Earth?
400

A lunar eclipse can only occur during this phase of the Moon.

What is a Full Moon.

400

A tide with the least difference between high and low tides.

What is a neap tide?

400

The darkest part of a shadow from space. 

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What is the umbra.
400

This is the Latin word for sun.


What is solar?
500
The phases of the Moon are: new moon, waxing crescent, first quarter, waxing gibbous, full moon waning gibbous, third quarter, and this phase.
What is the waning crescent phase?
500

A solar eclipse can only occur during this phase of the Moon.

What is a New Moon.

500

Spring tides occur twice a month during these two moon phases.

What is during a full moon and a new moon?
500
In this tide, the water is a low as it can go. This occurs when the Moon is at its first quarter and third quarter phases.
What is a neap tide?
500

When the moon and the sun are in a right angle, this tide occurs.

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What is a neap tide?