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Astronomy lesson 10
Apologia Astronomy lessons 10
| Question | Answer |
|---|---|
| What is the temperature range on Saturn? | 300 degrees below zero to about 20,000 degrees in the center |
| Saturn is the only planet that would float in water (if there was a body of water large enough). Why? | Because it is less dense than water |
| What are Saturn's rings made of? | dust, ice and rocks |
| Name 2 of Saturn's shepherd moons (that we learned about in class). | Pandora and Prometheus |
| Are Saturn's moons all round? | No, many are irregularly shaped rocks which means they were probably space rocks pulled in by Saturn's gravity. |
| What is the name of Saturn's largest moon (not a shepherd moon)? | Titan |
| The spacecraft that is exploring Saturn will send out a probe named what? | Huygens (after the man who used a more powerful telescope than Galileo & discovered that Saturn had rings) |
| The probe that is being sent out will collect and test samples of what? | dirt from Titan (Saturn's largest moon) |
| The spacecraft trip that is exploring Saturn and her moons is named what? | Cassini Mission |
| Saturn's tilt causes it to have what? | seasons |
| How many moons does Saturn have? | more than 30 |
| How long is a day on Saturn? | 10 hours (in Earth time) |
| How long is a year on Saturn? | 30 years (in Earth time) |
| Does rotating on its axis determine how long a year is or how long a day is? | how long a day is |
| Does revolving around the Sun determine how long a year is or how long a day is? | how long a year is |
| Who originally thought that Saturn's rings were handles on each side of the planet? | Galileo |
| Is Saturn a terrestrial or gaseous planet? | gaseous |
| What planet do astronomers call a twin of Saturn? | Jupiter |
| Saturn is what number planet from the Sun? | 6th from the Sun |
| What is the job of shepherd moons? | They "herd" together the rings of Saturn to keep them from spreading out too far. |
| What are the bands around Saturn? | They are bands of clouds which contain storms. |