Science, asked by Jemuel, 5 months ago

you will write a story which relates the events of your life from past, present,and future to the life cycle of a star.

Answers

Answered by AnshTyagiJiiiii
89

Answer:

Stars are formed in clouds of gas and dust, known as nebulae. Nuclear reactions at the centre (or core) of stars provides enough energy to make them shine brightly for many years. The exact lifetime of a star depends very much on its size. Very large, massive stars burn their fuel much faster than smaller stars and may only last a few hundred thousand years. Smaller stars, however, will last for several billion years, because they burn their fuel much more slowly.

Life Cycle of Star

Life Cycle of a Star

Credit: NASA

Eventually, however, the hydrogen fuel that powers the nuclear reactions within stars will begin to run out, and they will enter the final phases of their lifetime. Over time, they will expand, cool and change colour to become red giants. The path they follow beyond that depends on the mass of the star.

Small stars, like the Sun, will undergo a relatively peaceful and beautiful death that sees them pass through a planetary nebula phase to become a white dwarf, which eventually cools down over time and stops glowing to become a so-called "black dwarf". Massive stars, on the other hand, will experience a most energetic and violent end, which will see their remains scattered about the cosmos in a enormous explosion, called a supernova. Once the dust clears, the only thing remaining will be a very dense star known as a neutron star, these can often be rapidly spinning and are known as pulsars. If the star which explodes is especially large, it can even form a black hole.

Explanation:

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Answered by shilpa85475
3

A story that connects the events of your life from the past, the present, and the future to the star's life cycle:

  • The Milky Way galaxy is made up of galaxies and dust clouds, known as nebulae.
  • The nuclear reaction at the center (or core) of the stars provides enough energy for them to shine brightly for many years.
  • This category is known as the 'main sequence'.
  • Astronomers generally view the rotating stars in their bodies as living stars.
  • The stars are also compared in relation to related concepts, such as: young and old.
  • The exact time of a star's life depends largely on its size.
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