Black Aeroplane by Frederick Forsyth(Avinash Sastry)

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Across
  1. 2. a system for detecting the presence, direction, distance, and speed of aircraft, ships, and other objects, by sending out pulses of radio waves which are reflected off the object back to the source
  2. 6. in a strange manner
  3. 8. chased
Down
  1. 1. one who obeys
  2. 3. a strip of hard ground along which aircraft take off and land
  3. 4. instrument for telling direction
  4. 5. terrified
  5. 7. happy