ESS
Grade-9
Easy
Question
________ takes place in the Sun’s core.
- Nuclear fission
- Combination
- Nuclear fusion
- Displacement
The correct answer is: Nuclear fusion
In the Sun’s core, nuclear fusion takes place. It produces the energy that reaches the Earth.
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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’?
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Sun is made from__________.
Sun is made from__________.
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The outer atmosphere of the Sun is ___________.
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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.
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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 _____________.
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_________ are two vital pieces of proof we have for the Big Bang.
ans. red-shift of light, cosmic background radiation and types of elements.
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ans. red-shift of light, cosmic background radiation and types of elements.
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Universe started by massive explosion is called_________________.
Universe started by massive explosion is called_________________.
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The scientific study of the universe is called _________.
The scientific study of the universe is called _________.
ESSGrade-9
