1
2
3
4
5
6
7
8
9
Across
- 1. To find the size, amount, or degree of something
- 4. The steps followed to do an experiment
- 6. The distance between one wave peak and the next
- 8. A hard solid piece of the Earth made of minerals
- 9. A tool that makes far-away things look closer
Down
- 2. A test done to discover something new
- 3. A mountain with an opening that can erupt hot lava
- 5. A material that electricity or heat can pass through easily
- 7. A form of energy that makes things warm