Across
- 2. to use any of the five senses to gather information about something
- 3. to describe how something works or why something happens
- 5. a tiny piece of matter that is too small to see
- 6. something scientists make to answer questions about the real world
- 8. water and vinegar molecules ______ each other
- 9. matter that is made of only one kind of atom or molecule
- 11. matter that is made of more than one substance
Down
- 1. when a solid is attracted to a liquid, the solid will _______
- 3. a substance that allows 2 liquids that do not mix well to mix evenly
- 4. when oil and water are shaken together, over time they will _______
- 6. a group of atoms joined together in a particular way
- 7. the stuff that things are made of
- 10. the ability to dissolve in a solid