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What is an eclipse?

What is an eclipse?. An eclipse occurs any time something passes in front of the Sun, blocking its light. This can be the Earth or the Moon. Is there more than 1 kind of eclipse?. Yes!! There are lunar and solar eclipses.

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What is an eclipse?

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  1. What is an eclipse? • An eclipse occurs any time something passes in front of the Sun, blocking its light. This can be the Earth or the Moon.

  2. Is there more than 1 kind of eclipse? • Yes!! There are lunar and solar eclipses. • Lunar Eclipse- When the Earth casts a shadow on the moon, causing the moon to go dark.Earth comes between the Sun and the Moon and casts a shadow on the Moon (Full Moon) • Solar Eclipse- When the Moon casts a shadow on the Earth, causing the sun to go dark.The Moon comes between the Sun and Earth and casts a shadow on part of Earth (New Moon)

  3. Solar Eclipse

  4. Total Solar Eclipse – can only occur if you are at the exact spot within the moon’s umbra (which isn’t very big).

  5. Here is an animation showing a total solar eclipse Remember that it is not safe to stare at a solar eclipse !!!

  6. This animation shows that the moon creates a small shadow which Only allows certain areas of the earth to see a total solar eclipse.

  7. Lunar Eclipses • The Earth moves between the Sun and the Moon, blocking th Sun’s light, and causing the moon to glow red.

  8. Lunar Eclipse The diagram shows That the moon is covered by the Earth’s shadow, which makes this Eclipse safe to look at. Notice the moon sometimes turns red When totality occurs.

  9. Lunar Eclipses • The Earth moves between the Sun and the Moon, blocking th Sun’s light, and causing the moon to glow red.

  10. Types of Lunar Eclipses • Total Lunar Eclipse – when the Moon passes completely into the Umbra, or total shadow of the Earth. • Partial Lunar Eclipse – Occur when the Moon does not fully move into the Umbra. • Penumbral Lunar Eclipse – When the moon passes only through the penumbra, or partial shadow. They are barely visible.

  11. If you are in the umbra of the shadow, you will see a total eclipse. If you are in the penumbra of the shadow, you will have a partial eclipse

  12. This is an animation showing a total lunar eclipse from start To finish.

  13. How often do Eclipses Happen? • That depends!! Lunar Eclipses happen more often than Solar Eclipses. • Why? Well everyone who is experiencing nighttime during a lunar eclipse can see it. • But you have to be at the exact spot on Earth to see a Solar Eclipse. • The spot on Earth is so small, that the same place only sees a Solar Eclipse every 350 years!!

  14. How often do Eclipses Happen? • That depends!! Lunar Eclipses happen more often than Solar Eclipses. • Why? Well everyone who is experiencing nighttime during a lunar eclipse can see it. • But you have to be at the exact spot on Earth to see a Solar Eclipse. • The spot on Earth is so small, that the same place only sees a Solar Eclipse every 350 years!!

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