Across
- 4. The line at which the Earth’s surface and sky appear to meet
- 6. Energy that comes from the sun’s rays
- 8. Of or relating to the Earth or its inhabitants
- 9. The planet on which we live
- 10. a huge non-luminous object which orbits the sun
- 12. The area around everything that exists
Down
- 1. system A system made up of the sun, planets, meteors and other heavenly bodies
- 2. A description of the Earth’s shape; something that is round like a ball
- 3. zone A region of space where conditions are best for life to form such as planet Earth
- 5. The path along which planets move around the sun
- 6. A huge ball of burning gas that gives off heat and light
- 7. A blanket of air which surrounds the Earth
- 11. The force that keeps us grounded on Earth