Across
- 3. Examples of this are computers, iPad and smartphones.
- 6. A hard bone or shell covering a body
- 8. Facts or observations presented in support of an assertion.
- 9. Birds and lizards belong to this group of animals.
- 12. The smallest particle of a chemical element that can exist
- 13. The unit of measurement used when measuring sound
- 15. The study of all living organisms
- 16. Animals or species in an area
- 17. It takes 365 days for Earth to _ _ _ _ _ the Sun. (5 letters)
Down
- 1. Fill in the blank- Australia is in the Southern _________ (begins with h, ends with e)
- 2. An astronomical event that occurs when an astronomical object or spacecraft is temporarily obscured, by passing into the shadow of another body or by having another body pass between it and the viewer
- 4. A group of stars forming a recognisable pattern
- 5. Examples of these are forests, tundra and deserts.
- 6. A substance used for healthy bones and teeth
- 7. The study of all parts of the universe beyond the Earth's atmosphere.
- 10. The coldest biome
- 11. A small, single-celled organism that can be found almost everywhere.
- 14. A substance that increases the rate of a reaction without itself being consumed