Stars and Their Formation

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Questions and Answers

What is the process that more massive stars go through after becoming red supergiants?

  • Supernova explosion (correct)
  • Transition to white dwarfs
  • Creation of new stars
  • Brown dwarfs formation

What is the result of fusing two hydrogen atoms together?

  • Generation of deuterium and tritium isotopes
  • Creation of oxygen atom and production of gamma rays
  • Development of nitrogen atom and emission of neutrinos
  • Formation of helium atom and release of a neutron (correct)

Which type of radiation has the smallest wavelength in the electromagnetic spectrum?

  • Ultraviolet rays
  • **Gamma rays** (correct)
  • X-rays
  • Infrared radiation

Why do hotter stars shine more brightly with visible light?

<p><strong>Because higher temperature results in brighter light emission</strong> (D)</p> Signup and view all the answers

What happens when a neutron from fusion collides with another hydrogen atom?

<p><strong>Formation of a helium atom and release of more neutrons</strong> (D)</p> Signup and view all the answers

What characteristic of a star contributes to its brightness in the night sky?

<p><strong>Distance between the Earth and the star</strong> (C)</p> Signup and view all the answers

Which element gives off specific wavelengths of light when burned in a star's core?

<p><strong>Hydrogen</strong> (A)</p> Signup and view all the answers

What is the primary reason for a star to shine brightly?

<p><strong>Nuclear fusion occurring in its core</strong> (A)</p> Signup and view all the answers

How do gamma rays differ from other forms of energy in the electromagnetic spectrum?

<p><strong>Smallest wavelength and highest energy</strong> (B)</p> Signup and view all the answers

What happens to stars without enough mass to initiate fusion?

<p><strong>They end up as brown dwarfs.</strong> (B)</p> Signup and view all the answers

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