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Seasons
Tides
Moon
Misc. 1
Misc. 2
100

The name of the imaginary line that goes through the north and south poles.

What is an axis?

100
The alternate rising and falling of the sea on Earth.
What is a tide?
100
A natural satellite of a planet.
What is the moon?
100
When the Moon passes in between the Earth and Sun blocking the Sun from the Earth.
What is a solar eclipse?
100
When day and night are about equal (12 hours long)
What is an equinox?
200
Seasons are caused by the Earth's tilted axis.
What is the cause of seasons?
200
Tides are caused by the gravitational pull of the Moon and Sun on the Earth.
What is the cause of tides?
200
Moon phases are caused by the the motions or positions of the Moon around the Earth.
What causes the different phases of the Moon?
200
When the Moon passes behind the Earth and Earth's Shadow lands on the Moon.
What is a lunar eclipse?
200
When the Earth spins on its axis. (1 day)
What is a rotation?
300

This is the imaginary line that gets the most direct sunlight during spring and fall.

What is the equator?

300
Neap and Spring.
What are the two types of tides?
300
Eight phases.
How many phases does the Moon have?
300
The larger part of of the Moon's shadow.
What is an penumbra?
300
When the Earth orbits around the sun. (1 year)
What is a revolution?
400

The season in the Southern Hemisphere when the Sun is angled towards the Northern Hemisphere

What is winter?

400
The Moon is at the phases of New Moon.
What position is the Moon in during Spring Tide?
400
The Eight Phases of the Moon are New Moon, Waxing Cresent, 1/4 quarter, Waxing Gibbons, Full Moon, Waning Gibbons, 3/4 quarter, and Waning Cresent.
What are the 8 phases of the Moon?
400
The very darkest part of the Moon's shadow.
What is an umbra?
400
A belief that the Earth is the center of the universe.
What is Geocentric?
500

The imaginary line that receives the most direct sunlight when it is winter in the northern hemisphere.

What is the Tropic of Capricorn?

500
Neap tides occur twice a month.
How often does a Neap Tide occur?
500
The Moon is in the 1st quarter phase.
What phase is the Moon in during Neap tide?
500
We have 2 high tides daily.
How many high tides do we have everyday on Earth?
500
The belief that the Sun is the center of the universe.
What is Heliocentric?