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1.   A basic observation of a star is how bright it appears. This brightness is known as the star's      A. luminosity. B. absolute magnitude. C. apparent magnitude. D. absent magnitude.
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Asked 1/14/2015 2:01:05 AM
Updated 1/14/2015 3:53:23 AM
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This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/14/2015 3:53:23 AM]
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User: 1.   A basic observation of a star is how bright it appears. This brightness is known as the star's      A. luminosity. B. absolute magnitude. C. apparent magnitude. D. absent magnitude.

Weegy: A basic observation of a star is how bright it appears. This brightness is known as the star's Apparent magnitude.




User: 2.   _______ says the universe began as a point and expanded.      A. Cosmology B. The Big Bang theory C. Evolution D. Hubble's law

Weegy: THE BIG BANG THEORY says the universe began as a point and expanded.


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Asked 1/14/2015 2:01:05 AM
Updated 1/14/2015 3:53:23 AM
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This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/14/2015 3:53:23 AM]
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In addition to being necessary for respiration, _______ also provides UV radiation protection.      A. hydrogen B. carbon dioxide C. water D. oxygen
Weegy: In addition to being necessary for respiration, oxygen also provides UV radiation protection. (More)
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A natural resource that is mined for profit is called      A. topsoil. B. aggregate. C. ore. D. sand.
Weegy: A natural resource that is mined for profit is called ORE. (More)
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Updated 3/21/2018 9:17:06 AM
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5.   When new clay sediment is deposited on top of old beach material, it's known as      A. regression. B. transgression. C. progression. D. aggression.
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Updated 12/29/2017 10:21:28 AM
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When new clay sediment is deposited on top of old beach material, it's known as Transgression.

Added 12/29/2017 10:21:28 AM
This answer has been confirmed as correct and helpful.
  The resources that are provided by Earth are known as _______ resources.      A. nonrenewable B. natural C. synthetic D. renewable
Weegy: The resources that are provided by Earth are known as NATURAL resources. (More)
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Updated 305 days ago|5/21/2018 11:49:14 AM
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Small fragments of orbiting bodies that have fallen on Earth's surface are known as      A. zirconium. B. meteorites. C. asteroids. D. uranium.
Weegy: Small fragments of orbiting bodies that have fallen on Earth's surface are known as Meteorites. (More)
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Updated 362 days ago|3/25/2018 11:57:40 AM
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