THE ULTIMATE PHYSICS

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Across
  1. 4. It is a ring of muscles which holds the lens in position.
  2. 8. It is the region on the retina where the optic nerve enters the eyeball.
  3. 9. The process of destroying the magnetic properties of a magnet.
  4. 10. It is the amount of heat required to change the temperature of the substance by one degree celcius.
  5. 14. According to this law enery can neither be created nor destroyed although can be transfered from one body to another.
  6. 18. A convex lens having one plain surface and one convex surface.
  7. 19. The region around the magnet where its influence can be felt.
  8. 20. Long-sightedness
Down
  1. 1. It is a water,saline fluidthat fills the part of eye between cornea and lens.
  2. 2. The process of change from one state to another at a constant temperature.
  3. 3. sin i/sin r.
  4. 5. It is said to occur when a person can not distinguish between diferrent colours through his vision may otherwise be normal.
  5. 6. The hidden heat.
  6. 7. A cylinderical coil consisting of large number of turns of insulated wire.
  7. 11. The force between the molecules of two different substances.
  8. 12. According to this theory,light is composed of particles[called protons]which travel in straight lines at a very high speed.
  9. 13. S.I. unit of temperature.
  10. 15. it depends upon the strength of intermolecular forces.
  11. 16. The liquids that evaporates faster.
  12. 17. It is coloured part of the eye,which has muscles and coloured pigments.