[Answered] What are the standard units for apparent brightness? A) watts B) joules C) Newtons D) watts ...

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student77

Hero Member
Posts: 567

on: Jul 27, 2018

What are the standard units for apparent brightness?

A) watts
B) joules
C) Newtons
D) watts per second
E) watts per square meter

Question 2

Due to absorption of shorter wavelengths by interstellar dust clouds, distant stars appear:

A) bluer.
B) brighter.
C) redder.
D) larger.
E) to have a higher radial velocity.

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Bison

Sr. Member
Posts: 342

Reply #1 on: Jul 27, 2018

Answer to Question 1

E

Answer to Question 2

C

student77

Hero Member
Posts: 567

Reply #2 on: Jul 27, 2018

Bison

Sr. Member
Posts: 342

Reply #3 on: Jul 27, 2018

You're welcome

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