Question 37 (10 points) You observe a Cepheid variable star having a period of 10 days in its brightness. You measure the apparent brightness on earth to be 5.0 × 10-1 away from earth is this star? [To receive partial credit, you must show your work clearly.] -18 W m² How far k 30,000 luminosity (Lsun) a 10,000 3000 1000 82,389 $ 84 R F 3 % 2º5 10 30 100 period (days) 96 MacBook Pro & 27 * 0 8 ( 9 T Y U I 0 O G H J K L P
Question 37 (10 points) You observe a Cepheid variable star having a period of 10 days in its brightness. You measure the apparent brightness on earth to be 5.0 × 10-1 away from earth is this star? [To receive partial credit, you must show your work clearly.] -18 W m² How far k 30,000 luminosity (Lsun) a 10,000 3000 1000 82,389 $ 84 R F 3 % 2º5 10 30 100 period (days) 96 MacBook Pro & 27 * 0 8 ( 9 T Y U I 0 O G H J K L P
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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![Question 37 (10 points)
You observe a Cepheid variable star having a period of 10 days in its brightness. You
measure the apparent brightness on earth to be 5.0 × 10-1
away from earth is this star?
[To receive partial credit, you must show your work clearly.]
-18 W
m²
How far
k
30,000
luminosity (Lsun)
a
10,000
3000
1000
82,389
$
84
R
F
3
%
2º5
10
30
100
period (days)
96
MacBook Pro
&
27
*
0
8
(
9
T
Y
U
I
0
O
G
H
J
K
L
P](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F00b402e0-5433-40ca-b32f-ee099da39335%2F9f18c154-20b4-45df-ad8a-0c4452aadf2f%2Frjso0vf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 37 (10 points)
You observe a Cepheid variable star having a period of 10 days in its brightness. You
measure the apparent brightness on earth to be 5.0 × 10-1
away from earth is this star?
[To receive partial credit, you must show your work clearly.]
-18 W
m²
How far
k
30,000
luminosity (Lsun)
a
10,000
3000
1000
82,389
$
84
R
F
3
%
2º5
10
30
100
period (days)
96
MacBook Pro
&
27
*
0
8
(
9
T
Y
U
I
0
O
G
H
J
K
L
P
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