Crossword - 2

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Across
  1. 2. A trick used to steal information online.
  2. 4. A tool used to see distant objects in space.
  3. 7. A device that stores energy for later use.
  4. 9. A wearable device that helps support human movement.
  5. 11. A large object that travels around a star.
  6. 12. A vehicle used to travel into space.
  7. 14. Using resources carefully so they are available in the future.
  8. 15. A new idea or method that solves a problem.
Down
  1. 1. The protection of nature and natural resources.
  2. 2. An early model used to test an idea.
  3. 3. A city that uses technology to improve life for its people.
  4. 5. A robot with a human-like shape.
  5. 6. Energy that comes from heat inside Earth.
  6. 8. A set of instructions that a computer follows to solve a problem.
  7. 10. A way of protecting information by changing it into a secret code.
  8. 13. Able to operate without much human control.