General Science

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Across
  1. 3. The darkest part of a shadow
  2. 6. The law of conservation of mass was given by
  3. 7. The 'Concept of Inertia' was initially developed by
  4. 9. The splitting of light into its 7 constituent colours
  5. 12. The control center of a cell
  6. 13. The distance between adjacent crests and troughs of a wave
  7. 14. The amount of matter composing a particular object
Down
  1. 1. The storage sacks of a cell
  2. 2. An instrument that is used to measure the atmospheric pressure
  3. 4. The ability of an object to float
  4. 5. Type of muscles found in the heart
  5. 8. The heaviest organ in the human body
  6. 10. The transfer of heat from one body to another by molecules of a gas or a liquid
  7. 11. The ability of a metal to be drawn into wires