| Term | Definition |
|---|
| What are the inner planets? | Mercury, Venus, Earth and Mars |
| What are the inner planets? | terrestrial planets: all have rocky surfaces and are small |
| What is the closest planet to the sun? | Mercury |
| What does Mercury resemble? | our moon |
| How many moons does mercury have? | none |
| What is the hottest planet of our solar system? | Venus |
| How does Venus rotate? | from east to west |
| What planet is made up of 70% of water? | Earth |
| What is earth known as? | the water planet |
| What is mars known as? | the red planet |
| Asteriod belt | reigon between the orbits of mars and jupiter. A belt of asteriods about 1 million miles thick made up of thousands of rocky bits |
| What are the outer planets also called? | gas giants, gaseous planets |
| What outer planet isnt large? | pluto |
| What is the largest planet in our solar system? | jupiter |
| What is the hurricane larger than earth on jupiter called? | The Great Red Spot |
| What is the second largest planet? | Saturn |
| Why is saturn considered one of the most beautiful planets? | because of its rings |
| What planet's axis of rotation is almost on the plane of the ecliptic? | Uranus |
| What is the windest planet in the solar system? | Neptune |
| What is planet farthest from the sun? | pluto |
| What planet is called a double planet? | pluto and its moon charon |
| Kuiper Belt | a doughnut shaped reigon that extends from beyond Neptune's orbit to about 100 times Earth's distance from the sun |
| oort cloud | a sphereical reigon of comets that surrons the solar system out to more than 1000 times the distance between pluto and the sun |
| Meteorites | meteriod that passes throught the Earth's atmosphere and hits the earth's surface |
| what are meteors also called? | shooting stars |
| meteor | a meteriod that enters Earth's atmosphere and produces a streak of light in the sky |
| meteroid | a chunk of rock or dust that usually comes from comets or asteriods |
| tail | gas that is pushed away from the comet by solar wind. |
| head | is the coma and the nucleus and the brightest part of an comet |
| nucleus | the inner layer of the comet |
| coma | is the outer layer of the comet and is ice changed into gas when near the sun |
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