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Across
- 3. To find the size, amount, or degree of something
- 7. A tool for measuring temperature
- 8. A form of energy that makes things warm
Down
- 1. A pattern of energy moving through space or matter
- 2. When water changes from a liquid to a gas
- 3. All the chemical processes in your body that keep you alive
- 4. A sudden shaking of the ground caused by movements deep inside Earth
- 5. A substance that living things need for energy and growth
- 6. The wearing away of land by water, wind, or ice