Evaporation of water from water bodies and subsequent condensation give us __________.
Evaporation
Condensation
Final Answer: Evaporation of water from water bodies and subsequent condensation give us rain.
Question 10
Paheli asked for a glass of water from Boojho. He gave her a glass of ice cold water. Paheli observed some water droplets on the outer surface of the glass and asked Boojho how these droplets of water were formed? Which of the following should be Boojho’s answer?
(a) Evaporation of water from the glass.
(b) Water that seeped out from the glass.
(c) Evaporation of atmospheric water vapour.
(d) Condensation of atmospheric water vapour.
In activity, a teacher dissolved a small amount of solid copper sulphate in a tumbler half filled with water. Which method would you use to get back solid copper sulphate from the solution?
(a) Decantation
(b) Evaporation
(c) Sedimentation
(d) Condensation
Question 9
During summer, Boojho carries water in a transparent plastic bottle to his school. One day he left his bottle in the school. The bottle still had some water left in it. The following day, he observed some water droplets on the inner surface of the empty portion of the bottle. These droplets of water were formed due to
(a) Boiling and condensation.
(b) Evaporation and saturation.
(c) Evaporation and condensation.
(d) Condensation and saturation.
Water cycle does not involve which of the following? (a) Evaporation (b) Condensation (c) Formation of clouds (d) Rainwater harvesting