Eclipses
Neap and Spring
Tides
Phases
Fun Facts
100

Next lunar eclipse.

When is January 21st, 2019?

100

What are Spring Tides?

Earth, moon, and sun are aligned higher than normal high tide.

100
What we need to know to understand tides.
What is gravity?
100
Amount of the moon that is always illuminated.
What is 1/2.
100
How much is the Moon's orbit tilted?
5 degrees.
200
Length of Saros cycle.
What is 18 years?
200
What are Neap Tides?
The sun and moon are at right angles less difference between high and low tide.
200
The bigger the object the greater the...
What is attraction?
200
Amount of phases.
What is 8?
200
What is a penumbral lunar eclipse?
The moon only passes through the penumbra of Earth's shadow.
300
Date of next solar eclipse.
When is April 8th, 2024?
300
X tides and X tides within every 24 hour day.
X=2
300
Math form of Newton's Gravity Law.

What is F=G*M/D^2*m/D^2?

300
Amount of days in the go around the Earth.
What is 29.5 days?
300
What is a partial lunar eclipse?
Part of the Moon passes through the umbra of Earth's shadow.
400
Moon phase during lunar eclipse.
What is Full Moon?
400
Do high and low tides occur at the same time every day?
no
400
The cause of high and low tides.
What is gravity?
400
Definition of waxing.
What is growing in size?
400
What is a total lunar eclipse?
The entire Moon passes through the umbra of Earth's shadow.
500
Moon phase is during a Solar Eclipse.
What is New Moon?
500
Do full and new moons occur and the same day each month?
no
500
Gravity keeps the moon in...
What is orbit around the Earth?
500
Definition of waning.
What is shrinking in size?
500
Why this the Moon Red During and Eclipse?
The Earth's atmosphere filters some sunlight and allows it to reach the Moon's surface.
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