Powergrid puzzle

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Across
  1. 3. A passive component that stores energy in a magnetic field.
  2. 5. The metal alloy made primarily of copper and tin.
  3. 8. The English philosopher and scientist credited with developing the scientific method.
  4. 9. An electrical component designed to store electric charge.
Down
  1. 1. The traditional Japanese form of wrestling.
  2. 2. The combat sport involving the foil, épée, and sabre.
  3. 4. The property of a material that quantifies how strongly it resists electric current flow.
  4. 6. A race between teams where contestants take turns completing parts of the course.
  5. 7. A vast, treeless plain in the arctic and sub-arctic regions.