Across
- 6. The process by which one or more substances change to produce one or more different substances
- 8. A chemical reaction in which plants convert radiant energy from the sun into chemical energy to produce oxygen and glucose.
- 9. A substance that takes part in a change during chemical reactions.
Down
- 1. An organism that is too small to be seen by the naked eye.
- 2. A substance produced during a chemical reaction
- 3. A membrane bound organelle in plants that is the site of photosynthesis. (Example: Giving a plant its green color.)
- 4. Preferred energy source for most cells. (Example: Sugar.)
- 5. The movement of elements or molecules through a repeated sequence of events.
- 7. The ability of a system to do work; required for changes to happen within a system.