Computing

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Across
  1. 3. Laking in forcefullness
  2. 6. To bring into close association or connection
  3. 7. sink a matalic heat exchanger
  4. 8. means the spacing between the characters and fonts
  5. 9. to lose a force of technology
  6. 10. means voice over Internet protocol
Down
  1. 1. A phone device etc. Samsung,Apple
  2. 2. A lever controlling a curser or mouse
  3. 4. file an application used to create or save internet files
  4. 5. A measure of computer speed