Respuesta :

pristina

Answer:

B. luminosity is the correct answer.

Explanation:

  • The total energy output of a star per second is called luminosity.
  • Luminosity is an important characteristic of the star.
  • The total amount of energy emitted per second by the star is described as its luminosity.
  • The apparent light of the star depends on its luminosity.
  • The size and surface temperature of the star decide its luminosity.
  • Luminosity is expressed in units such as joules per second or Watts.