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Question
Which of the following statements about the structure of the sun is/are true?
  1. Atoms absorb and re-radiate electromagnetic energy generated in the core moving it to the sun’s surface
  2. The convection zone consists of Row density gases, stirred by convection
  3. As the gases warm and become less dense, they rise to the sun’s surface
  4. The gases emit energy into space in the form of visible light, ultra-violet light and infra-red radiation
Options:
A .  None
B .  1, 2, 3 and 4
C .  2 and 4
D .  1, 3 and 4
Answer: Option B
Answer: (b)atoms absorb and re-radiate electromagnetic energy generated in the core moving it to the sun’s surface. The convection zone consists of low-density gases stirred by convection.,p>As the gases warm and become less dense, they rise to the sun’s surface. The gases emit energy into space in the form of visible light, ultra-violet light and infra-red radiation.

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