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Astronomy lesson 11
Apologia Astronomy lesson 11
| Question | Answer |
|---|---|
| What in their atmospheres cause Uranus and Neptune to appear blue? | methane |
| What is unusual about Uranus' orientation or positioning when compared with the other planets? | It is lying on its side. North and South poles are not top and bottom, but instead are side to side. |
| Does Uranus have rings? | Yes |
| What is unusual about Uranus' rotation? | It spins in the opposite direction compared to most planets. (Venus spins in the same direction also.) |
| Uranus has shepherd moons that help hold the rings together. Their names are ______________ and __________________. | Cordelia and Ophehlia |
| Eureka is a word that means "___ _____________ __________ ____" ! | I have found it! |
| Why was the discovery of Uranus so exciting? | Because it had been many years since a new planet had been discovered. |
| Who discovered Uranus? | William and Caroline Herschel |
| Uranus was named for the Roman god of the ___________. | sky |
| How long does it take Uranus to orbit the Sun? | 84 Earth years |
| How long does it take Uranus to rotate on its axis one time? | 17 Earth hours |
| Is Neptune the 8th or 9th planet in our Solar System? | Both---it is usually the 8th planet however for a 20 year period in its orbit, it moves farther from Earth than Pluto is. During that 20 year period, it is the 9th planet. |
| What is the name of the large storm that used to be visible on Neptune? | Great Dark Spot |
| What is unusual about the rain on Neptune? | Because of the conditions of the atmosphere on Neptune, scientists believe that the methane in the air turns to diamond dust. So it appears to be raining diamonds! |
| Neptune has the strongest ___________ in the Solar System, sometimes reaching speeds of over 1,200 miles per hour. | winds |
| How long does it take Neptune to revolve around the Sun? | 164 Earth years |
| How long does it take Neptune to rotate on its axis one time? | 16 Earth hours |
| What is the name of Neptune's largest moon? | Triton |
| What is unusual about the way that Neptune's largest moon revolves around Neptune? | It revolves around Neptune in the opposite direction that Neptune rotates. It is the only moon in our Solar System known to do this. |
| What unusual feature does Triton have on its surface? | geysers |
| What do these geysers probably spew out? | a mixture of chemicals (not water like geysers on Earth) |
| Neptune is named for the Roman god of the ___________. | sea |
Created by:
amcollins
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