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

The customary tip is 20% of the total bill. In the column labeled Tip, calculate the amount of tip each person should leave.Names Item 1 Price Item 2 Price Item

Identify two reasons that German leaders were unhappy after signing the Treaty of Versailles. They feared that they would soon face a Russian attack. Germany wa

__________ created a set of rule for monks in the Roman Empire, while _______ created a set of rules for monks in the Byzantine Empire. a. Benedict / Basil c. M

Define the three kinds of load that make up the particles a stream carries.?

An important property of air circulation is a. warm air is denser than cold air. b. cold air and warm air have the same density. c. cold air is denser than warm

what is the product mentally of (ab + 3)(ab - 3)

What were the results of the Bay of Pigs invasion?

what are the elevations of the Yadkin-Pee Dee river basin?

What phase of the product life cycle is the Moisturizing Black Soap Shampoo currently in?

PLEASE HELP PLEASE WILL GIVE POINTS What does citing textual evidence mean? Question 1 options: To look back into the text for evidence to support an idea, answ