Across
- 3. An example of a pioneer species.
- 6. The length of all sides.
- 8. A 90 degree angle.
- 11. This puzzle is called a ________.
- 12. Where the x-axis and the y-axis meet.
- 14. 3.14.
- 16. The colour of broccoli.
- 18. Is energy released from a chemical reaction.
- 19. The grade we are in.
- 20. No change in the number of species.
- 21. A lazy egg.
Down
- 1. Our city was nicknamed this because of our cold winters.
- 2. They're going to hear me ROAR!
- 4. A question in Algebra that doesn't have an equal sign.
- 5. A tool used to measure angles.
- 7. It swivels and changes the objective lenses.
- 9. Positive and Negative numbers.
- 10. A snakes prey.
- 13. Lines that are on the same flat surface that will never meet, ever.
- 15. The likelihood that an event will or will not happen.
- 17. A place where biotic and abiotic things occur.