The apparent brightness of the Sun in our sky.

Question

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Answer 1

Question

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

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Answer 2

Question

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

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Answer 3

Question

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

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Answer 4

Question

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

Expert Solution & Answer

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Answer 5

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

Answer 6

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

Answer 7

Chapter 22, Problem 52EAP

(a)

To determine

The apparent brightness of the Sun in our sky.

Answer 8

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

Answer 9

(b)

To determine

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

Answer 10

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

Answer 11

(c)

To determine

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

Answer 12

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

Answer 13

(d)

To determine

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 22 - Prob. 1VSC Ch. 22 - Prob. 2VSC Ch. 22 - Prob. 3VSC Ch. 22 - Explain what we mean by the Big Bang theory.Ch. 22 - Prob. 2EAP Ch. 22 - Prob. 3EAP Ch. 22 - Prob. 4EAP Ch. 22 - Prob. 5EAP Ch. 22 - Prob. 6EAP Ch. 22 - Prob. 7EAP

The apparent brightness of the Sun in our sky.

Concept explainers

The apparent brightness of the Sun in our sky.

The apparent brightness of our Sun if it is at a distance of 10 billion light years.

How many stars like the Sun would need to exist at a distance of 10 billion light years for their total apparent brightness to equal that of our Sun?

Compare answer to part c with estimate of the total number of stars in our observable universe from mathematical insight. Why night sky is much darker than day time sky. How much larger would the total number of stars need to be for night to be as bright as day?

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Chapter 22 Solutions