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Science
Medium11×1115 words
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Clues in this puzzle
Across
- A substance used to detect or measure another substance. (7)
- Measure of an object's inertia. (4)
- Genetic code of living organisms. (3)
- Unit of heredity passed from parent to offspring. (4)
- A testable prediction or educated guess. (10)
- Smallest structural unit of life. (4)
- Positively charged particle in an atom. (6)
- Earth's celestial companion. (4)
Down
- The force pulling objects towards each other. (7)
- The chemical opposite of an acid; often slippery. (4)
- The science of matter and its properties. (9)
- Biological catalyst that speeds up reactions. (6)
- Basic unit of the nervous system. (6)
- A star showing a sudden large increase in brightness. (4)
- An atom or molecule with an electric charge. (3)
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