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A Solar Eclipse
A solar eclipse is when the moon passes between the Earth and the sun. The moon's shadow falls on the Earth's surface and blocks out the sun's light as we see it from the Earth.
The moon crosses the Earth's orbital plane only twice a year because the moon orbits the Earth at an angle. For an eclipse to take place, the moon must be in the correct phase. For a solar eclipse, it must be a new moon.
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How to Watch for Solar Eclipse
The best way to observe the sun is by projecting the image.
- Use two pieces of cardboard. (such as flaps from a box)
- Make a small pinhole in the centre of one piece.
- Take both pieces in your hand.
- Stand with your back to the sun.
- Ho...
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Types of Solar Eclipses
There are three types of solar eclipses:
- Total - the entire central portion of the sun is blocked out.
- Partial - only a part of the sun's surface is blocked out.
- Annular - only a small, ring-like sl...
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Traveling can make you smarter, more creative and improve your problem-solving abilities.
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Types of Solar Eclipses
There are three types of solar eclipses:
- Total - the entire central portion of the sun is blocked out.
- Partial - only a part of the sun's surface is blocked out.
- Annular - only a small, ring-like sl...
Orbit an rotation
As mars orbits the Sun, it completes one rotation every 24,6 hours, which is very similar to one day on Earth (23.9 hours). Martian days are called sols—short for "solar day." A year on Mars lasts 669.6 sols, which is the same as 687 Earth days.
Mars' axis of rotation is tilted 25 degrees w...
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