Biology, 09.12.2020 19:40 sarahjunexx
The table below compiles information about the distance of various stars
from Earth, their apparent magnitude, and their absolute magnitude. Which star
has the greatest luminosity?
Star
Sirius
Vega
Arcturus
Aldebaran
Rigel
Betelgeuse
Apparent Magnitude and Absolute Magnitude of Various Stars
Distance from Apparent
Absolute
Earth (ly) Magnitude Magnitude
8.6
-1.46
1.4
25
0.03
0.6
34
-0.04
-0.3
60
-0.3
1.400
0.12
-8.1
1.400
0.50
-7.2
0.85
O a. Sirius
O b. Rigel
O c. Arcturus
O d. Betelgeuse
Answers: 3
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What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex
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Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit
Answers: 3
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The table below compiles information about the distance of various stars
from Earth, their appare...
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