Solar Fuel Term Puzzle - How much do you know?

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Across
  1. 3. The system of money, jobs, and industries in a country.
  2. 4. Meeting today’s needs without harming future generations.
  3. 8. A chemical that speeds up a reaction when light shines on it.
  4. 10. Scientific study or experimentation to discover new information.
  5. 12. The main energy source that powers solar gas production.
  6. 13. The branch of science studying matter and its reactions.
  7. 14. Harmful substances released into the environment.
Down
  1. 1. A new or improved idea, method, or technology.
  2. 2. The natural process plants use to make food from sunlight, water, and carbon Carbon Dioxide A greenhouse gas turned into fuel in solar gas reactions.
  3. 5. A substance that helps a reaction happen faster without being used up.
  4. 6. One of the main reactants used to make solar gas.
  5. 7. Change The long-term change in Earth’s temperature due to human activities.
  6. 9. A clean gas produced during solar gas reactions that can be used as fuel.
  7. 10. A type of energy that comes from sources that don’t run out, like sunlight.
  8. 11. The process where substances combine or change to form new substances.