The Solar System - Crossword 2
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
Check
Across: 1. part of our atmosphere that protects us from the sun's rays (2 words) 3. one of the many small planets that move around the sun; especially between Mars and Jupiter 4. space probe that reached the outer planets of the Solar System 6. to move around an object 9. the upper atmosphere of the sun 10. this occurs when the sun's magnetic fields crash into each other 11. to turn from a hard object into a liquid form 12. gas that is lighter than air and is used in balloons 13. the rising and falling of the oceans (plural) 14. the force that pulls you to the ground 16. small object in our solar system that was once a planet
Down: 2. a gas that has no colour and no smell; it forms most of the Earth's atmosphere 5. name of spacecraft that landed men on the moon 7. name of America's space agency (short term) 8. line that goes from one part of circle to the opposite 9. object that moves around the sun and has a long tail 15. planet that is often called Earth's twin