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Rm 110
Moon Phases and Eclipses
| Question | Answer |
|---|---|
| What changes the appearance of the moon? | the relative positions of the Earth, Moon, and Sun |
| Lunar Cycle | describes the order of the Moon's phases |
| How do you know when a full lunar cycle has occured? | the moon goes form one new moon phase to the next new moon phase |
| New Moon | entire side of the near side of the moon is dark |
| Waxing crescent | only a sliver of the moon is illuminated (on the right side as viewed from Earth) |
| First quarter | half of the near side of the moon is illuminated (on the right side as viewed from Earth) |
| Waxing gibbous | moon is more that half illuminated, but not yet full |
| Full Moon | near side of the Moon is fully illuminated by sunlight |
| Waning gibbous | moon is more than half illuminated (left side) |
| Last quarter | half side of the near side of the moon is illumintated (left side) |
| Waning crescent | last sliver of the moon is illuminated |
| How long is a full lunar cycle? | 29.5 days |
| What shape is the moon? | The moon is always a sphere, even though it appears to be different shapes |
| How does the moon move in space? | The moon orbits the Earth, and rotates on its axis. |
| We always see the _________side of the moon. | same |
| Why does the position of the moon in the sky change from night to night? | the moon's path is at a slight angle to Earth's path |
| Does the moon emit its own light? | no, it reflects the Sun's light back to Earth |
| Earth revolves around the ____. | sun |
| The moon revolves around the _______. | Earth |
| Lunar eclipse | occurs when the Earth is between the moon and the Sun |
| What happens during a lunar eclipse? | the moon is in Earth's shadow |
| What color might the moon appear during the lunar eclipse? | red |
| Describe the Total Lunar Eclipse | The moon and sun are on exact opposite sides of the Earth, and the moon is completely in Earth's shadow. |
| Describe a Partial Lunar Eclipse | Part of the moon is in Earth's shadow. |
| During which moon phases do lunar eclipses happen? | full moon |
| How are the Sun, Earth, and Moon aligned during a solar eclipse? | Earth-Moon-Sun |
| What is the path of totatlity? | the narrow path of the shadow during a solar eclipse |
| What is the umbra? | This is the inner part of the shadow during a solar eclipse. The moon will block all of the light from the sun. |
| What is the prenumbra? | This is the outer part of the shadown during a solar eclipse. The moon only blocks a part of the sun's light. |
| Is light still visible during a total solar eclipse? | During a total solar eclipse, light is still visible around the edges of the moon's shadow. |
| What is the corona? | the sun's most outer part |
| What is an annular eclipse | This occurs when the moon is too far from Earth to cover the sun's photosphere completely |
Created by:
ledee.workman
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