Across
- 4. alloy alloys in which aluminium is the predominant metal
- 6. a substance like gas which is found in stars
- 7. rocks and dirt found on mars
- 8. rocks that fly around space from planets
- 9. the things we eat
- 11. animals that don't exist
- 14. the gasses that warm up the atmosphere
- 18. layer of gasses surrounding earth
- 22. the source to get us there
- 23. type of strong plastic
- 24. growing plants without dirt
- 26. what we should wear outside
- 28. what we live on to survive
- 29. organisms that have a relationship between a fungus
Down
- 1. only source of water
- 2. a reinforced plastic
- 3. a type of transportation
- 5. a type of fitness equipment
- 10. a device used to slow the motion of an object
- 12. Big red planet
- 13. items used to clean ourselves
- 14. a glass dome
- 15. the planet we live on
- 16. a flying machine
- 17. a source of energy which revolves around light
- 19. what we need to survive
- 20. a machine that NASA use
- 21. a panel which holds a source of power
- 25. first animals to be taken
- 27. Not allowing air to escape or pass through