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6.2b Solar System
Lesson 2 - The Planets
| Question | Answer |
|---|---|
| Which two planets have the most moons? | Jupiter and Saturn |
| Which planet is known for its rings made of icy, rocky particles? | Saturn |
| Why is Pluto no longer a planet? | It does not clear its own orbit as planets do. |
| The outer gas giants have more moons compared to the inner planets. True or false | True |
| Moons orbit nearby ___________. | planets |
| Which planet has the fastest orbit? It is also the planet closest to the sun. | Mercury |
| Which is the only planet to have liquid water? | Earth |
| Which planet is almost the same size as Earth? | Venus |
| Which planet has a reddish color due to iron in its rocks and soil? | Mars |
| Which is the coldest planet? | Uranus |
| Where is the asteroid belt located in our solar system? | Between Mars and Jupiter |
| Describe Venus. | 1) yellow-white appearance due to sulfuric clouds 2) Temperature too hot to support life 3) many large volcanoes erupting on its surface |
| How many planets are in our solar system? | 8 |
| The distance between planets varies greatly. True or false | True |
| The inner planets compared to the outer planets are small and _________, and have ____________ temperatures. | rocky and have warmer tempertures |
| Which planet takes the least amount of time to orbit the sun? | Mercury |
| What is a meteor? | small pieces of rock that burn up when they enter earth's atmosphere |
| What is an asteroid? | a large, rocky object that orbits the sun |
| What is a comet? | frozen gas, rock, and ice that orbit the sun (has a visible trail of gas as the frozen gas sublimates) |