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

How would a scale factor of 0.25 be used to determine the lengths of the original figure? (And don’t say c because it’s not)

American Food Services, Inc., acquired a packaging machine from Barton and Barton Corporation. Barton and Barton completed construction of the machine on Januar

TWO scientists do not agree on which type of grocery bag is better for the environment. What is the most likely outcome of their disagreement? O A. They will ea

PLEASE HELP!!!!!!100 Point's AND WILL MARK U BRAINLIEST

Where do you think jonas went ? And why ?

How did the Louisiana became a Spanish territory?Explain your answer.please help me thanks

An ion with 5 protons, 6 neutrons and a charge of 3+ has an atomic number of ____.

What should be done to solve the following equation? x/4 = 7.5 Divide each side by 7.5 Multiply each side by 7.5 Divide each side by 4 Multiply each side by 4

The rough estimate of the perimeter of a rectangle of length 3.67 cm and width 2.54cm

Match the graph with it's corresponding slope type. zero positive negative undefined