A proton is

A. a quantum of light energy

B. a quantum of matter

C. a positively charged atomic particle

D. another name for positron

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

You can do it
  1. Credit for starting Space Science Research in India goes to
  2. The difference between planets and stars is
  3. A workman was working on a rail track. A young boy at a distance holds his ear close to the railway…
  4. Warm air will hold more water vapour than cold air because
  5. The speed of sound in air at 0° C is approximately
  6. The base of an electric iron is brightly polished mainly
  7. A rod of brass la held in hand and rubbed with fur. The rod is found to have
  8. The largest planet in the solar system is
  9. The planet with the reddish tinge is
  10. In hot climatic conditions, the buildings are painted white because
  11. The image of an object formed on the retina of the eye is
  12. The Space Application Centre for training in Satellite Communication Technology is located at
  13. A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps
  14. The Cact that the compass needle does not point true north was observed first by
  15. If a body weight 12N on the surface of the earth, how much will it weigh on the surface of the moon…
  16. When the disturbed electrons of an exited atom transfer back into lower energy levels they emit energy…
  17. The unit of power in SI is
  18. The colour of a star is an indication of its
  19. The aneroid barometer uses
  20. The electroplating of a metallic article
  21. Lightning conductors are made of
  22. In a refrigerator cooling is produced by
  23. The orbit of Venus lies between those of
  24. The instrument used to measure the strength of electric current at a point is
  25. It is difficult to bon potatoes at the top or a mountain because
  26. Pyrometers are instruments used
  27. The attraction of unlike molecules at the common surface is known as
  28. Which of the following pairs is not correct?
  29. Primary colours are
  30. Less dew is formed on cloudy nights because