CBSE Class 8 Geography Mineral and Power Resources Worksheet Set C

Read and download free pdf of CBSE Class 8 Geography Mineral and Power Resources Worksheet Set C. Download printable Social Science Class 8 Worksheets in pdf format, CBSE Class 8 Social Science Resources and Development Chapter 3 Mineral and Power Resources Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Social Science Class 8 Assignments and practice them daily to get better marks in tests and exams for Class 8. Free chapter wise worksheets with answers have been designed by Class 8 teachers as per latest examination pattern

Resources and Development Chapter 3 Mineral and Power Resources Social Science Worksheet for Class 8

Class 8 Social Science students should refer to the following printable worksheet in Pdf in Class 8. This test paper with questions and solutions for Class 8 Social Science will be very useful for tests and exams and help you to score better marks

Class 8 Social Science Resources and Development Chapter 3 Mineral and Power Resources Worksheet Pdf

 

Very Short Answer
 
Q1)   Define tidal energy? 
Ans:  Energy generated form tides is called tidal energy.
 
Q2)   What is CNG? 
Ans:  CNG is compressed natural gas is a eco-friendly automobile fuel.
 
Q3)   What is geothermal energy? 
Ans:   Heat energy obtained from the earth is called geothermal energy.
 
Q4)    What is black gold? 
Ans:   Petroleum and its derivatives are called black gold.
 
Q5)    What is buried sunshine? 
Ans:    Coal is referred as buried sunshine.
 
 
Short Answer
 
Q6)    What do you mean by the solar cooker? 
Ans:   A solar cooker is a device which uses the energy of direct sunlight to heat, cook or pasteurize drink and other food materials. There are four basic types of solar cookers panel cookers, box cookers parabolic cookers and tube cookers. Each of these basic types of solar cookers meets a specific need and specific type of cooking.
 
Q7)    How can we differentiate between coal and petroleum? 
Ans:
1. Coal is formed from land plants decaying under mildly reducing conditions whereas petroleum formed mainly from sea plants and animals decaying under strongly reducing conditions.
2. Cost of coal is less whereas the cost of the cost of the petroleum is high.
3. Coal emits smoke, ash and gas and also pollutes environment whereas petroleum emits less smoke and impurities.
 
Q8)   What do you mean by the hydel power? 
Ans:  Hydel power is a form of energy that harnesses the power of water in motion such as water flowing over a waterfall to generate electricity. Hydel power is also known as hydroelectric energy, hydroelectric power or hydroelectricity. The power extracted from the water depends on the volume and on the difference in height between the source and the water's outflow.
 
Q9)    How geothermal energy is produced? 
Ans:   Geothermal energy comes from deep inside the earth. The slow decay of radioactive particles in the earth's core a process that happens in all rocks produces geothermal energy. Magma heats nearby rocks and underground aquifers. Hot water can be released through geysers, hot springs, steam vents, underwater hydrothermal vents, and mud pots. These are all sources of geothermal energy. Their heat can be captured and used directly for heat or their steam can be used to generate electricity. 
 
Q10)   How fossil fuel is formed? 
Ans:    Fossil fuels are made from decomposing plants and animals. These fuels are found in the earth's crust and contain carbon and hydrogen, which can be burned for energy.  Coal, oil, and natural gas are an example of fossil fuels. This material is heated in order to produce the thick oil that can be used to make gasoline.
 
 

Please click the link below to download CBSE Class 8 Geography Mineral and Power Resources Worksheet Set C

 

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CBSE Class 8 Social Science Resources and Development Chapter 3 Mineral and Power Resources Worksheet

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Worksheet for Social Science CBSE Class 8 Resources and Development Chapter 3 Mineral and Power Resources

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Resources and Development Chapter 3 Mineral and Power Resources worksheet Social Science CBSE Class 8

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Resources and Development Chapter 3 Mineral and Power Resources CBSE Class 8 Social Science Worksheet

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Worksheet for CBSE Social Science Class 8 Resources and Development Chapter 3 Mineral and Power Resources

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