Science Crossword Puzzle

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Across
  1. 1. The lightest and most abundant element in the universe, and a key component of water
  2. 6. The process by which plants convert light energy into chemical energy, producing glucose and oxygen from carbon dioxide and water.
  3. 8. A chemical element that forms the basis of life on Earth, commonly found in organic compounds and present in various forms such as graphite and diamond.
  4. 10. A yellow citrus fruit known for its acidic taste, commonly used in cooking, drinks, and as a source of Vitamin C.
Down
  1. 2. Force that pulls objects toward the Earth
  2. 3. The English scientist who developed the laws of motion and the law of universal gravitation
  3. 4. Organic compound made up of amino acids, that plays a key role in the growth and repair of cells.
  4. 5. The SI unit of pressure, named after a French scientist, which measures force applied per unit area.
  5. 7. A colorless, odorless gas essential for respiration in most living organisms, and a key component of water.
  6. 9. A type of fungus used in baking and brewing, known for its ability to ferment sugars and produce carbon dioxide and alcohol.