Question

What is the apparent brightness of a star?

How bright it actually is
How bright it is compared to the sun
How bright it is from Earth
How bright it is from a certain distance

Answer 1

First sentence here:
https://pages.uoregon.edu/soper/Stars/brightness.html

Answer 2

so ummmmmm what would the answer be?

Answer 3

I don't know :(

Answer 4

What does the first sentence say once you go to the website that I linked?

Answer 5

The apparent brightness is how much energy is coming from the star per square meter per second, as measured on Earth. The units are watts per square meter (W/m2).

Answer 6

nono the sentence before that

Answer 7

In this class, we will describe how bright a star seems as seen from Earth by its apparent brightness.

Answer 8

ok, so what's the answer to your question?

Answer 9

How bright it actually is?

Answer 10

look at your choices

Answer 11

i think its A

Answer 12

\(\color{#0cbb34}{\text{Originally Posted by}}\) @ellaisyoung
In this class, we will describe how bright a star seems as seen from EARTH by its apparent brightness.
\(\color{#0cbb34}{\text{End of Quote}}\)

How bright it actually is
How bright it is compared to the sun
How bright it is from EARTH
How bright it is from a certain distance

Answer 13

so is it A?

Answer 14

no

Answer 15

so its C?

Answer 16

correct

Answer 17

ok thanks!!