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Q: Which planet has no atmosphere, which prevents erosion? A. Mercury B. Neptune C. Uranus D. Mars
A: MERCURY has no atmosphere, which prevents erosion.
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User: Which planet has no atmosphere, which prevents erosion? A. Mercury B. Neptune C. Uranus D. Mars

Weegy: MERCURY has no atmosphere, which prevents erosion.


User: An explosion that destroys a massive star is called a A. supernova. B. nebula. C. black hole. D. vacuum.

Weegy: An explosion that destroys a massive star is called SUPERNOVA.
innersource|Points 7713|

User: The gases cast off by a dying star are called A. dark matter. B. planetary nebulae. C. remnants. D. neutron clouds.

Weegy: The gases cast off by a dying star are called PLANETARY NEBULAE.
yumdrea|Points 4813|

User: Which of the following is not a type of galaxy? A. Irregular B. Spiral C. Oval D. Elliptical

Weegy: OVAL is NOT a type of galaxy.
alfred123|Points 8156|

User: The _______ of a star determines its temperature and luminosity. A. mass B. location C. density D. width

Weegy: The MASS of a star determines its temperature and luminosity
selymi|Points 13258|

User: A star at the end of its life-cycle, composed of mostly carbon, is a A. white dwarf. B. red dwarf. C. nova. D. giant.

Question
Asked 2/14/2014 2:38:51 AM
Updated 2/14/2014 3:41:08 AM
1 Answer/Comment
This conversation has been confirmed as correct, not copied, and helpful.
Edited by jeifunk [2/14/2014 3:41:05 AM], Confirmed by jeifunk [2/14/2014 3:41:08 AM]
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A star at the end of its life-cycle, composed of mostly carbon, is a A. white dwarf.
Added 2/14/2014 3:38:30 AM
This answer has been confirmed as correct, not copied, and helpful.
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Heat passes through liquids by the process of A. absorption. B. convection. C. radiation. D. conduction.
Question
Not Answered
Updated 12/4/2014 12:56:53 PM
1 Answer/Comment
Heat passes through liquids by the process of Convection.

Added 12/4/2014 12:56:53 PM
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Confirmed by jeifunk [12/4/2014 1:09:19 PM]
Which of the following is not part of the structure of a comet? A. Head B. Dust tail C. Nucleus D. Coma
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Updated 2/14/2014 3:30:50 AM
1 Answer/Comment
A. Head is not part of the structure of a comet.
Added 2/14/2014 3:30:50 AM
This answer has been confirmed as correct, not copied, and helpful.
If a child has two genes for blonde hair (one from each parent), his genotype is said to be A. recessive. B. homozygous. C. heterozygous D. dominant.
Weegy: If a child has two genes for blonde hair (one from each parent), his genotype is said to be HOMOZYGOUS. Check the link for additional details: User: Which of the following is not a function of protein? A. Insulating the body B. Helping cells communicate C. Giving cells structure D. Serving as enzymes Weegy: Insulating the body is not a function of protein. User: Blood clotting and childbirth are examples of A. positive feedback. B. sensory input. C. hormonal control. D. negative feedback. Weegy: Blood clotting and childbirth are examples of positive feedback. User: Factors like lack of variation and environmental changes can cause a species to fail to survive. This is known as A. conservation. B. evolution. C. extinction. D. mutation. (More)
Question
Not Answered
Updated 2/15/2014 11:42:47 AM
2 Answers/Comments
Factors like lack of variation and environmental changes can cause a species to fail to survive. This is known as C. extinction.
Added 2/14/2014 5:48:04 AM
This answer has been confirmed as correct, not copied, and helpful.
Which of the following terms refers to how genetic traits are expressed? A. Dominance B. Genotype C. Phenotype D. Display
Question
Not Answered
Updated 2/14/2014 5:29:43 AM
1 Answer/Comment
B. Genotype refers to how genetic traits are expressed.
Added 2/14/2014 5:29:43 AM
This answer has been confirmed as correct, not copied, and helpful.
Which of the following is not an effort to increase land resources? A. Composting B. Reforestation C. Mining D. Reclamation
Weegy: D. Mining is not an effort to increase land resources. User: A habitat must include all of the following except A. food sources. B. more than one population of a given species. C. adequate shelter and/or protection. D. favorable conditions for reproduction. Weegy: A habitat must include all of the following (adequate shelter and/or protection; favorable conditions for reproduction; and food sources) EXCEPT A. more than one population of a given species. User: The first species that colonizes new or undisturbed land is called a _______ species. A. premier B. primary C. pioneer D. predecessor Weegy: The first species that colonizes new or undisturbed land is called a B. pioneer species. User: Which of the following is not a natural result or response to overpopulation? A. Predation B. Extinction C. Starvation D. Migration Weegy: Which of the following is not a natural result or response to overpopulation? Answer: A. Migration User: Which aquatic ecosystem is home to more than one-third of North American bird species? A. Estuary B. Rivers and streams C. Wetland D. Ponds and lakes (More)
Question
Not Answered
Updated 2/15/2014 5:37:12 AM
1 Answer/Comment
C. Wetland is home to more than one-third of North American bird species.
Added 2/15/2014 5:37:12 AM
This answer has been confirmed as correct, not copied, and helpful.
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