It's Just a Phase
What Time is it on Earth?
Once upon a time...
there was a solar nebula
When the moon was young
100
This phase is more than ½ lit, with the light on the left.
What is Waning Gibbous
100
This is one trip around the sun for the Earth.
What is an orbit or a year?
100
This is the season when the Earth is closest to the Sun.
What is the Winter?
100
This is the most widely accepted theory of how the moon was formed.
What is "The Giant Impact Theory"?
200
This phase is less than ½ lit, with the light on the right.
What is Waxing Crescent?
200
The motion when a planet spins on its axis.
What is rotation?
200
This theory describes how the solar system formed.
What is a nebular cloud of dust and gas?
200
Earth's tilt, an enlarged iron core, and stabilized rotation.
What were the results of the formation of the moon?
300
This is the phase when the moon is between the sun and the earth.
What is New Moon?
300
Earth’s orbit and rotation are how we measure this.
What is time?
300
This is what happens when gas is compressed.
What is it heats up?
300
According to the giant-impact hypothesis, the Moon was once part of this.
What is the earth?
400
This is why we never see Venus in a full phase?
What is we are never between Venus and the sun or it is behind the sun.
400
The growth of a massive object by gravitationally attracting more matter.
What is Accretion?
400
An increase in rotation speed, flattening into a disk shape, and heating.
What happens during the collapse of the early solar nebula?
400
The ice ages are believed to be influenced by this.
What is Axial tilt?
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