3.13: Planet Earth- Challenge 2
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- 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