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