Introduction to science

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Across
  1. 5. Substance that is present at the start of the chemical reaction
  2. 8. A simple molecule consisting of two atoms of hydrogen, and one of oxygen
  3. 9. Stored energy
  4. 12. Generates ATP
  5. 13. Increasing of a plants volume and/or mass
  6. 15. The embryonic stage of a plant life cycle
  7. 16. Organism that contains Chlorophyll and uses photosynthesis
  8. 18. A type of matter with special properties that make it less rigid than a solid, but more rigid than a gas
  9. 20. How plants make food
  10. 22. The process of breathing in oxygen and breathing out carbon dioxide
  11. 23. The number of molecules or atoms involved in a chemical reaction
  12. 25. Parts of plants that absorb water and minerals and transport them to the stems
Down
  1. 1. Characteristics that enable us to differentiate one material from another
  2. 2. A chemical element and its compounds in the natural state
  3. 3. Plants need this along with water and oxygen for photosynthesis
  4. 4. Anything that takes up space, and can be weighed
  5. 6. The sun produces this
  6. 7. The begin of the growth of a seed into a seedling
  7. 9. Made up of protons, neutrons, and electrons
  8. 10. Atoms bonded together
  9. 11. Disc shaped structure only found in plants
  10. 14. Substance that is present at the end of the chemical reactions
  11. 17. Sugar in your blood
  12. 19. Tells you the number of atoms in an element
  13. 21. Produces light energy
  14. 24. Colorless, odorless, and tasteless gas essential to living organisms