HARD
9th ICSE
IMPORTANT
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Which of the following is not a correct consequence of global warming on life on the Earth?

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Important Questions on Energy Flow and Sources of Energy

HARD
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 7 - Energy Flow and Sources of Energy>CHALLENGERS>Q 4
During winters, we generally prefer to use Vaseline. From which substance, do we get Vaseline?  
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 7 - Energy Flow and Sources of Energy>CHALLENGERS>Q 5
The diagram given below shows nuclear fission in U-235. 
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Which of the following observations is not true?
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 7 - Energy Flow and Sources of Energy>CHALLENGERS>Q 6

A diagram of wind machine is given below. Each part is numbered A, B, C and D. What is the function of B?
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MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 7 - Energy Flow and Sources of Energy>CHALLENGERS>Q 7
In the diagram of the solar cooker given below, name the missing part X. 
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HARD
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 7 - Energy Flow and Sources of Energy>CHALLENGERS>Q 8

A diagram of OTEC (Ocean Thermal Energy Conversion) system is given below. In which part water is converted into water vapours?  

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