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K12 LibreTexts

3.13: Planet Earth- Challenge 2

  • Page ID
    5351
  • 1. During which phase of the Moon do solar eclipses occur?
    New moon
    2. A new moon passes between Earth and the Sun during a ___.
    solar eclipse
    3. The inner, cone-shaped part of the shadow, in which all of the light has been blocked, is called the ___.
    umbra
    4. If only a portion of the Sun is blocked by the Moon's shadow, it is a ___ solar eclipse.
    partial
    5. What is the outer part of the shadow of the Moon called?
    Penumbra
    6. Solar eclipses occur when the Moon is in what phase?
    New moon
    7. Lunar eclipses last for hours, because ___.
    Earth's shadow is large
    8. Which of the following is true of total lunar eclipses: they are less common than partial lunar eclipses, the whole moon enters Earth's umbra, they last for hours, or all of the above
    All of the above
    9. There are at least ___ partial lunar eclipses each year.
    2
    10. When only half of the Moon's lit surface is visible on Earth, we call it a ___.
    quarter moon
    11. During a full moon, the Moon is ___.
    on the far side of Earth, opposite the Sun
    12. What is the correct order of the phases of the Moon, from unlit to fully lit?
    New moon, crescent, quarter moon, gibbous, full moon