Physics

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Across
  1. 4. the device is used to measure atmospheric pressure
  2. 6. The area of a regular object can be found by measuring
Down
  1. 1. the space occupied by an object
  2. 2. The SI unit of area is
  3. 3. this does not change with change in the shape or size of the substance
  4. 5. The SI unit of volume is