Yr 10 Test Feedback

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Across
  1. 2. UK mains voltage.
  2. 4. Force that opposes motion through water.
  3. 5. Current that only flows in one direction.
  4. 9. life Time taken for activity to halve.
  5. 11. Vector sum of all forces.
Down
  1. 1. Radiation consisting of fast moving electron.
  2. 3. Unit of power.
  3. 4. Current that changes direction.
  4. 6. Radiation that is an electromagnetic wave.
  5. 7. UK mains frequency.
  6. 8. Radiation consisting of 2 protons and 2 neutrons.
  7. 10. Brown wire.