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

10 is 40% of what number

Evaluate u + xy, for u = 20, x = 9, and y = 8.

A store sells notebooks for $3 each and does not charge sales tax. If x represents the number of notebooks Adele buys and y represents the total cost of the not

Simplify.n 6 · n 5 · n 4 ÷ n 3 · n 2 ÷ n

Which factors protected Russia from control by Napoleon's army?

What is the value of p? 10p+5= 18p - 6/2if you guys could help me out, thanks!

Do questions 10 and 12 plzzzz I NEED HELP PLZZZ

tom was using wire of the following thicknesses .33mm , .275mm, .25mm, .3mm for some electrical work. order the wire from thickest to thinest

Can somebody help me please???

how do I do expanded form