ESS
Grade-9
Easy
Question
In the structure of the sun, _______ layer is present after core.
- Radiation zone
- Chromosphere
- Convection zone
- Flare
The correct answer is: Radiation zone
The radiation zone is the layer of the Sun above the super-dense core.
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The place of hydrogen fusion is_________.
The place of hydrogen fusion is_________.
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_________is the central part of the Sun.
_________is the central part of the Sun.
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When two light nuclei of low mass combine to produce a heavy nucleus, the reaction is called ___________.
When two light nuclei of low mass combine to produce a heavy nucleus, the reaction is called ___________.
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In nuclear fusion reaction, _______acts as a reactant.
In nuclear fusion reaction, _______acts as a reactant.
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________ takes place in the Sun’s core.
________ takes place in the Sun’s core.
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Full form of CME is________.
Full form of CME is________.
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Which part of the Sun is ‘A’?
Which part of the Sun is ‘A’?
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Sun is made from__________.
Sun is made from__________.
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The outer atmosphere of the Sun is ___________.
The outer atmosphere of the Sun is ___________.
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Select the correct option.
Select the correct option.
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The two things _______and ______are basic to our understanding of the world and Universe – began at the instant of the Big Bang.
The two things _______and ______are basic to our understanding of the world and Universe – began at the instant of the Big Bang.
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Hubble was able to calculate a rough estimate for the formation of the Universe by_____________.
Hubble was able to calculate a rough estimate for the formation of the Universe by_____________.
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The four essential forces that emerged right after the Big Bang are _____________.
The four essential forces that emerged right after the Big Bang are _____________.
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Hubble’s law describe____________________.
Hubble’s law describe____________________.
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Big bang theory says ___________.
Big bang theory says ___________.
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