Tag: elementary ideas of astronomy

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Multiple choice physics effects of light eclipses elementary ideas of astronomy shadow formation and optical medium

Which eclipse is known when the Moon travels through the faint penumbral portion of the Earths shadow.?

  1. Total

  2. Partial

  3. Penumbral

  4. Hybrid
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Earth cast a shadow on the Moon in a lunar eclipse. Earth's shadow are of 2 types: umbra and penumbra. The darkest or the total shadow is the umbra while the partial shadow is the penumbra. Penumbral eclipse happens when Moon passes through the penumbra.