Activity

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Across
  1. 4. The exclamation proclaimed after the principle of buoyancy was discovered
  2. 6. A Russian writer famous for his long form works War and Peace and Anna Karenina
  3. 7. A computer system that is designed to prevent people from getting information without authority
  4. 8. He was the last president of the Soviet Union
Down
  1. 1. A method used for the calculation of the age of old excavated objects
  2. 2. The practice of breath regulation
  3. 3. Known as the father of Hindi Literature, his most acclaimed work is ‘Andher Nagari’
  4. 4. Satyendra Nath Bose collaborated with this German Scientist to discover the 5th state of matter
  5. 5. A branch of mathematics that deals with the rate of change