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Across
- 2. The process of getting bigger or more developed
- 6. To find the size, amount, or degree of something
- 8. The band of colors formed when white light is split
Down
- 1. A test done to discover something new
- 3. A form of energy that makes things warm
- 4. The force that slows things down when they rub together
- 5. Small pieces of rock and soil carried by water and wind
- 7. A unit of information that passes traits from parents to children