The shadow below a tree has bright spots in it because

A. light comes through circular gaps between the leaves

B. the leaves are circular

C. the rays bend to form circular spots

D. the gaps between the leaves act as pin holes

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. When temperature decreases, resistance of metals to flow of electricity
  2. The method used to separate aluminium from a alumina is
  3. Enriched uranium means
  4. A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching…
  5. Expansion of a rod when heated
  6. Which of the following pairs is not correct?
  7. The instrument used to measure atmospheric pressure is
  8. If you want a sound proof room, the walls should be
  9. It is easier to climb down a staircase than climb up because in climbing down
  10. The speed of sound in a medium depends upon the properties of the medium such as
  11. The star nearest to the sun is
  12. A lightning conductor installed in a building
  13. The resistance of a wire depends on
  14. The image of an object formed on the retina of the eye is
  15. Two tumblers stuck together can be separated by
  16. Acoustics' la a branch or study dealing with
  17. The world's first artificial satellite Sputnik I was launched by Russia in
  18. Under similar conditions of temperature and pressure, the velocity of sound is maximum in
  19. Who first established the fact that the earth revolves round the sun?
  20. The mass number and the atomic number of an element are X and Y respectively. The number oC neutrons…
  21. Water kept in an earthen pot is less cool on rainy days than in summer because during the rainy days
  22. A star contains
  23. A rheostat is used
  24. One can be recognised by his voice alone due to the factor of
  25. When ice melts, Its volume
  26. In the electrical circuit of a house the fuse acts as
  27. The filament lamp is an example for
  28. A rod of brass la held in hand and rubbed with fur. The rod is found to have
  29. Warm air will hold more water vapour than cold air because
  30. Rays similar to X-rays but of smaller wave length that are given off by radioactive substances are