When a gas is turned into a liquid, the process is called

A. evaporation

B. condensation

C. sublimation

D. deposition

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  3. Earth's seasons are caused by which of the following?
  4. Which of the following is in liquid form at room temperature ?
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  15. The chemial name of Uria is
  16. Apparatus invented by Archimedes is :
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  18. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
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  20. Permanent hardness of water can be removed by adding
  21. In an atomic nucleus, neutrons and protons are held together by
  22. Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere…
  23. The smallest functional and structural unit of kidney is called as
  24. The removal of top soil by water or wind is called
  25. The element present in the largest amount in rocks and minerals is
  26. Epoxy resins is used as
  27. The recent atomic weight scale is based on
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