1
Published in 2017
Find out more about how our sun's position in the sky changes due to Earth's rotation, revolution, and tilt. Learn from the experts -- Dr. Alex Young and Dr. Nicki Viall explain these connections so students understand patterns within the Earth-sun relationship.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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2
Published in 2013
YouTube video describing what it would be like if the moon orbited the Earth at the same distance as the ISS.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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3
Watch as a giant black spot appears to move across Earth's surface, and listen to The Science Channel's explanation of what's happening and why.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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4
The following animation shows both the helicentric model and geocentric model with three objects: the Sun (yellow), Earth (blue) and Mars (red). Both models produce the same effect as viewed from the Earth.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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5
Use this effective interactive to show how the sunlight varies throughout the year for various locations. You can vary observer's latitude, season, perspective, sunbeam spread, and sunlight angle.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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