question_answer

  Name the type of reaction in the sun which produces its energy. List two conditions which are present at the centre of sun responsible for this reaction.

Answer:

                  Nuclear fusion reaction is responsible for sun's energy.                                                    (1) It is a reaction in which two nuclei of hydrogen fuse together to form helium under the conditions of high temperature and high pressure to release tremendous amount of energy.                                                   (1/2+1/2)