Across
- 2. Information gained through observation
- 6. It is used to find answers to questions
- 10. An even mixture of two or more substances
- 14. A measure of how hot or cold something is
- 15. The variable that stays the same
- 17. A factor that affects how a system works
- 18. A measurement of distance
- 19. A number or amount
- 20. A measurement of how much surface something has
- 21. The amount of space that something occupies
Down
- 1. A testable question or observation
- 3. A test to see if a hypothesis is supported
- 4. The variable you change
- 5. A fixed amount of something
- 7. Anything that has mass and takes up space
- 8. A group of factors that are related in some way
- 9. the variable that affects the other
- 11. A value that tells the amount of something
- 12. the variable that is affected
- 13. A visual way to organize data
- 16. The study of life
- 22. The amount of matter that makes up something