ESS
Grade-9
Easy
Question
Sun is made from__________.
- Gas
- Rock
- Lava
- Iron in the molten form
The correct answer is: Gas
The temperature in the core of the sun is so high that atoms have been exposed to their electrons. Due to this, the core is a gas made of charged particles.
Related Questions to study
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The outer atmosphere of the Sun is ___________.
The outer atmosphere of the Sun is ___________.
ESSGrade-9
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Select the correct option.
Select the correct option.
ESSGrade-9
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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.
ESSGrade-9
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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_____________.
ESSGrade-9
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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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After big bang the universe was__________.
After big bang the universe was__________.
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CBR is __________.
CBR is __________.
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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.
_________ are two vital pieces of proof we have for the Big Bang.
ans. red-shift of light, cosmic background radiation and types of elements.
ESSGrade-9
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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 _________.
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The wavelength of light becomes _________ in red shift.
The wavelength of light becomes _________ in red shift.
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Which of the following scientist observed that galaxies are moving away from us?
Which of the following scientist observed that galaxies are moving away from us?
ESSGrade-9
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The original two elements of universe are___________.
The original two elements of universe are___________.
ESSGrade-9
