Exercises 1. Answer the following questions. (i) Name any three common minerals used by you every day. (ii) What is an ore? Where are the ores of metallic minerals generally located? (iii) Name two regions rich in natural gas resources. (iv) Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid regions (v) Give five ways in which you can save energy at home.
Answers
Answer:
ans (i) The three common minerals used every day are Salt, Gold and Copper.
ans (ii) Ore is natural rock or sediment that contains one or more valuable minerals, typically containing metals, that can be mined, treated and sold at a profit. Ore is extracted from the earth through mining and treated or refined, often via smelting, to extract the valuable metals or minerals.
ans (iii) Russia and Netherlands are two regions rich in natural gas resources.
ans (iv) a) Rural Areas: Fire wood; coal solar energy and biogas can be used in rural areas. b) Coastal Areas: Petroleum; tidal power and wind power can be used in coastal areas. c) Arid Areas: Solar energy and geothermal power will be best suited for arid regions.
ans (v) 5 Free and Easy Ways to Save Energy
1)Turn off the fan when you leave a room.
2)Close your drapes or drop your window shades during the day.
3)Wash your clothes in cold water.
4)Wrap or cover foods and drinks in the refrigerator.
5)Always use the cold water faucet, unless you really want hot water.
Explanation:
my all answers are right
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Explanation:
rural areas – coal, solar energy, bio-gas and firewood can be used as sources of energy. (b) In coastal areas – wind power, petroleum and tidal power can be used. (C) In arid areas, geothermal powers and solar energy are the most suitable sources of energy to be