What does the word "rotate" mean?
To spin
How many hours is ONE rotation?
24 Hours
What causes Day & Night?
The Earth's rotation on its axis.
What does the Earth's axis do the the sun, moon, and stars?
They appear to move across the sky.
What does "revolve" mean?
To move around an object
How many days does it take for the Earth to orbit the sun?
365 Days or 1 year
What causes the seasons?
The Earth's revolution
The diameter of the sun is about how many times that of Earth's diameter?
100 times
How many Earth diameters is the sun from the Earth?
About 12,000
How many diameters is the moon from the Earth?
30
What is the moon's diameter?
About 1/4 the diameter of the earth
How much larger is the Earth's diameter from that of the moon?
About 4 times
