Across
- 3. how steep a line or hill is
- 4. a group of living things that are similar
- 5. buying and selling goods between people or places
- 7. a guess about what will happen in the future
- 8. the green substance in plants that helps photosynthesis
- 10. businesses that produce goods or services
- 12. how long something is
- 16. chart a table or graph that shows information
- 17. cycle the stages of growth in a living thing
- 18. a community of living things and their environment
- 20. cycle the stages of life from birth to death
- 21. a line on a graph used to measure values
- 22. the system of money, jobs, and trade in a place
- 24. shapes with four sides
- 26. the process plants use to make food using sunlight
- 27. a test done to learn something
- 28. Simple Definition
- 30. the way things are organized or placed
- 31. when two sides of something are the same
Down
- 1. when people settle and take control of new land
- 2. lines that meet at a right angle (90°)
- 6. qualities or characteristics of something
- 9. what happens after something is done
- 11. an idea you test in an experiment
- 13. a four-sided shape with one pair of parallel sides
- 14. lines that never meet and stay the same distance apart
- 15. a group of parts that work together
- 19. something you can see
- 23. when a seed begins to grow
- 25. a change that helps a living thing survive
- 29. lines that go from one corner of a shape to another