Across
- 3. able to dissolve in water or another liquid
- 6. to use any of the five senses to gather information about something
- 7. pieces that are too small to see
- 8. to mix evenly into a liquid by breaking apart
- 12. what you can observe or measure about something that helps you identify or describe it
- 13. to describe how something works or why something happens
- 14. the stuff that things are made of
- 15. something you figure out based on observations and what you already know
Down
- 1. a group of atoms joined together in a particular way
- 2. a tiny piece of matter that is too small to see
- 4. information that supports an answer to a question
- 5. to pull on an object, even without touching it
- 9. matter that is made of only one kind of atom or molecule
- 10. something scientists make to answer questions about about the real world
- 11. matter that is made of more than one substance