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Early sailors discovered a gradual change in position of the North Star. This discovery helped to prove that A. Earth is flat at its poles. B. Earth is approximately 40,074 kilometers in circumference. C. Earth is round. D. Earth rotates on its axis.
Weegy: Early sailors discovered a gradual change in position of the North Star. This discovery helped to prove that D. Earth is round. User: One way to help identify a mineral is to rub it against a piece of porcelain tile. This procedure tests the _______ of the mineral. A. luster B. hardness C. streak D. cleavage User: Which one of the following statements represents a qualitative observation? A. The distance between two lines of latitude is approximately 112 kilometers. B. The sun is larger than Earth. C. The stratosphere begins 40 kilometers above the surface of Earth. D. The circumference of Earth is 40,074 kilometers. Weegy: B. The sun is larger than Earth. is qualitative, because it does not have a specific number. The other three are quantitative. (More)
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Asked 12/5/2011 9:01:14 AM
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Which one of the following statements accurately describes a theory? A. It can't be reproduced many times. B. It represents the end of the scientific process. C. It can be changed when new discoveries are made. D. It's a suggested answer to a question. User: Which one of the following objects will have the greatest force of gravity to the Earth at its surface? A. A human being B. A large book C. A house D. An average-size car
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Updated 1/6/2012 12:47:39 PM
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Added 1/6/2012 12:43:50 PM
Which one of the following statements accurately describes a theory? A. It can't be reproduced many times. B. It represents the end of the scientific process. C. It can be changed when new discoveries are made. D. It's a suggested answer to a question.............................>D. It can be changed when new discoveries are made.
Added 1/6/2012 12:44:30 PM
Which one of the following objects will have the greatest force of gravity to the Earth at its surface? A. A human being B. A large book C. A house D. An average-size car >>>>>>>>>>>>>>>>>>>Depends on which one weighs most. Normally a normal house would weigh most and therefore create the most force of the four options given.
Added 1/6/2012 12:47:39 PM
What is unique about the biosphere? A. It's the only sphere that contains water. B. It exists entirely within the other spheres. C. It's the coldest of all the spheres. D. It's the only sphere that doesn't support life.
Weegy: What is unique about the biosphere is: B. It exists entirely within the other spheres. User: Mohs' scale helps scientists to identify the _______ of a mineral. A. color B. crystal shape C. cleavage D. hardness Weegy: Moh's scale helps to identify the D. hardness of a mineral. (More)
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Asked 12/5/2011 8:57:49 AM
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In which subdivision of Earth will you find bodies of water, such as lakes and ponds? A. Stratosphere B. Hydrosphere C. Lithosphere D. Troposhpere
Weegy: Hydrosphere is the correct answer. Reference page is (More)
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Asked 12/5/2011 9:11:44 AM
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