inventions

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Across
  1. 2. The fastest means of travel for the general public
  2. 3. Instrument of attack or defence in war
  3. 4. The first use of this machine was to calculate
  4. 6. plant Where most electricity is produced using uranium
  5. 8. An instrument for measuring time that uses the sun
Down
  1. 1. Technology that was sent to space and is used by SatNav devices
  2. 4. A method of contraception that also protects against STD
  3. 5. A coal-powered means of transport that uses rails
  4. 7. A form of medication to be swallowed