Advertisements
Advertisements
प्रश्न
Give reason of Icebergs float on ocean water.
उत्तर
Ice bergs float in ocean water because density of ice is less than water.
APPEARS IN
संबंधित प्रश्न
State the importance of water cycle in nature.
Name the gas produced when steam is passed over hot coke.
Give reason of Carbonated drinks are bottled under high pressure.
Match the statements in column A with that in column B.
Column A | Column B |
(a) deliquescent substance | (1) sodium bicarbonate |
(b) hygroscopic substance | (2) magnesium chloride |
(c) efflorestance substance | (3) conc. sulphuric acid |
(d) substance causing temporary hardness | (4) washing soda |
What is the smallest particle of water ? Describe it’s structure.
Which property of water enables it to modify the climate?
Explain why:
Table salts become sticky on exposure to humid air during the rainy season.
Which state government made rain water harvesting mandatory in the year 2001?
A mixture (x) in water contains suspended solids, organic impurities, inorganic impurities (a), nutrients (b), disease-causing bacteria and other microbes. Give names for (x), (a) and (b)?
What is water?