bryceisabeast1107 bryceisabeast1107
  • 05-08-2021
  • Physics
contestada

If star A is 20 light years away from earth and star B is 40 light years away from earth,which star appears brighter and by what factor?

Respuesta :

sakshisetia56 sakshisetia56
  • 05-08-2021

Answer:

Because Star A and Star B have identical luminosities, the difference in their apparent brightness is due solely to distance. Star B is twice as far from Earth as Star A.

Explanation:

Answer Link

Otras preguntas

food couldn't reach the stomach without the esophagus and the what
On a desk there are 6 sheets of blue paper, 4 sheets of yellow paper, 5 sheets of green paper, and 2 sheets of pink paper. In how many ways can the paper be sta
Who would have supported the two sides in the English Revolution?
Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that whe
A picture frame for a square picture has an area of 80 square inches. What is the length of the picture?
contrasting: how some Jews differ in their beliefs about Jesus ?
A person sees a ball and kicks it, in part because of actions of the nervous system. Using the parts of the nervous system listed bellow, describe the path of n
Description of what is an ecosystem
BY using eight eights  and addition only can you make 1000?????/
Why is carbon unique among the elements?????