Solar and Lunar Eclipse — Flashcards

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An eclipse happens when one heavenly body comes between the Sun and another heavenly body, blocking light and casting a shadow. For example, during a solar eclipse, the Moon comes between the Sun and …

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When an object blocks light from a source like the Sun, it creates a shadow behind it because light cannot pass through the object. This is exactly what happens during an eclipse — the Moon or Earth b…

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A heavenly body is any natural object in space, such as the Sun, Moon, Earth, planets, or stars. Example: The Moon is a heavenly body that orbits the Earth.

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The umbra is the darkest and innermost part of a shadow where all light is blocked. During a solar eclipse, people in the Moon’s umbra see a total solar eclipse.

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The penumbra is the lighter outer part of a shadow where only some light is blocked. During a solar eclipse, people in the Moon’s penumbra see a partial solar eclipse.

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A solar eclipse occurs when the Moon moves between the Sun and Earth, blocking sunlight from reaching parts of Earth. This can only happen during a new moon.

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During a new moon, the Moon is positioned between the Earth and the Sun. Only then can the Moon block the Sun’s light and cast a shadow on Earth, causing a solar eclipse.

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A total solar eclipse happens when the Sun, Moon, and Earth are perfectly aligned. The Moon completely blocks the Sun, and the sky becomes very dark. This is only visible from places under the Moon’s …