ESS
Grade-9
Easy
Question
The place of hydrogen fusion is_________.
- Sun’s prominence
- Sun’s core
- Sun’s convection zone
- Sun’s photosphere
The correct answer is: Sun’s core
In the Sun’s core, nuclear fusion takes place. The fusion reactions convert hydrogen nuclei into helium nuclei.
Hence, (B) Sun's Core is the right answer.
Related Questions to study
ESS
_________is the central part of the Sun.
_________is the central part of the Sun.
ESSGrade-9
ESS
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 ___________.
ESSGrade-9
ESS
In nuclear fusion reaction, _______acts as a reactant.
In nuclear fusion reaction, _______acts as a reactant.
ESSGrade-9
ESS
________ takes place in the Sun’s core.
________ takes place in the Sun’s core.
ESSGrade-9
ESS
Full form of CME is________.
Full form of CME is________.
ESSGrade-9
ESS
Which part of the Sun is ‘A’?
Which part of the Sun is ‘A’?
ESSGrade-9
ESS
Sun is made from__________.
Sun is made from__________.
ESSGrade-9
ESS
The outer atmosphere of the Sun is ___________.
The outer atmosphere of the Sun is ___________.
ESSGrade-9
ESS
Select the correct option.
Select the correct option.
ESSGrade-9
ESS
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
ESS
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
ESS
The four essential forces that emerged right after the Big Bang are _____________.
The four essential forces that emerged right after the Big Bang are _____________.
ESSGrade-9
ESS
Hubble’s law describe____________________.
Hubble’s law describe____________________.
ESSGrade-9
ESS
Big bang theory says ___________.
Big bang theory says ___________.
ESSGrade-9
ESS
After big bang the universe was__________.
After big bang the universe was__________.
ESSGrade-9