ESS
Grade-8
Easy
Question
Wind is _____________.
- Air is net
- Air in motion
- Random motion of gas molecules
- Gas molecules in stationary form
Hint:
Air doesn't state in one place.
The correct answer is: Air in motion
The correct option is b)Air in motion.
Wind is air in motion. Wind occurs when the sun heats one part of the atmosphere differently than another. As a result, warm air expands and has lower pressure in warmer places than in colder places. Air is always moving from high pressure to low pressure, and that movement of air is the wind.
Related Questions to study
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Select the correct statement.
Statement I: Non-conventional energy is free of cost.
Statement II: Non-conventional energy is exhaustible.
Select the correct statement.
Statement I: Non-conventional energy is free of cost.
Statement II: Non-conventional energy is exhaustible.
ESSGrade-8
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The advantage of renewable resources is that_______________.
The advantage of renewable resources is that_______________.
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Solar cooker converts __________.
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Tidal power is____________.
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Solar cell converts ___________.
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_________is the energy source obtained from organic matter to make electricity.
_________is the energy source obtained from organic matter to make electricity.
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As the population grows, demand for__________.
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What is a major problem with wind energy?
What is a major problem with wind energy?
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Which of the following cannot be generated once they are exhausted?
Which of the following cannot be generated once they are exhausted?
ESSGrade-8
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__________ is a non-conventional energy.
__________ is a non-conventional energy.
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Photovoltaic cells convert___________.
Photovoltaic cells convert___________.
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Select the odd one out.
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Biomass can be transformed to_____________.
Biomass can be transformed to_____________.
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World’s energy requirement is increasing _____________.
World’s energy requirement is increasing _____________.
ESSGrade-8
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Energy resources that are used for many years are called_____________.
Energy resources that are used for many years are called_____________.
ESSGrade-8
