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