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Across
- 2. To find the size, amount, or degree of something
- 5. A form of energy that makes things warm
- 6. To say what you think will happen based on evidence
Down
- 1. The invisible force that pulls things toward the Earth
- 2. Anything that takes up space and has weight
- 3. A sample of something used for study
- 4. The passing of traits from parents to their children