Across
- 3. The planet closest to the sun
- 6. The bottom number on a fraction
- 8. the universe we live on
- 9. the biggest star in our solar system
- 11. a line of stars that divide the rocky planets and the gas planets
- 13. A long narrow groove that form where water, lava, or other liquids flow
- 14. you have to find the coordinate on a graph
- 16. The unit we are learning about in math right now
- 18. The simplest form to a fraction
- 19. able to live on
- 20. When a astroid hits a planet
- 22. Where you keep the first number and switch the symbol and flip the second fraction
- 23. you will fall through the planet if you try to stand on them
Down
- 1. The fourth planet from the sun
- 2. where the numerator is bigger than the denoninator in a fraction
- 4. the planet furthest from the sun
- 5. you colect information put it on a paper with a y and x axis
- 7. A "planet" that is not called a planet anymore
- 10. The first person to walk on the moon
- 12. The four things the we need on earth (hydrosphere, atmosphere, geosphere, and biospere)
- 15. the four closest planets to the sun (Mercury, Venus, Earth, Mars)
- 17. The top number on a fraction
- 21. A group od parts that interact