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Across
- 1. The passing of traits from parents to their children
- 5. A unit of information that passes traits from parents to children
- 6. The tiny building block that makes up all living things
- 8. A gas in the air that living things need to breathe
- 9. Related to the large plates that make up Earth's surface
Down
- 2. When a solid mixes into a liquid and seems to disappear
- 3. The distance between one wave peak and the next
- 4. The power that makes things move or change
- 7. The smallest piece of matter that makes up everything