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Misha Larkins [42]
3 years ago
8

What three characteristics do geologist look for when observing a rock sample

Physics
2 answers:
lord [1]3 years ago
5 0
Texture hardness and color
lara [203]3 years ago
5 0
The hardness of the rocks texture and the color of the rock.
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2 years ago
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What is the mass, in grams, of 2.00 moles of H2O?
tia_tia [17]

Answer:

36g

Explanation:

Given parameters:

Number of moles of H₂O = 2moles

Unknown:

Mass of  H₂O = ?

Solution:

To solve this problem, use the expression below:

   Mass of  H₂O = number of moles x molar mass

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2 years ago
Through which one of the following mediums is the velocity of a sound wave the greatest?
Colt1911 [192]

Answer: <u><em>C. Steel</em></u>

Explanation: <em><u>When a sound wave travels through a solid body consisting</u></em>

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<em><u>of an elastic material, the velocity of the wave is relatively</u></em>

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<em><u>high. For instance, the velocity of a sound wave traveling</u></em>

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<em><u>through steel (which is almost perfectly elastic) is about</u></em>

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<em><u>5,060 meters per second. On the other hand, the velocity</u></em>

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<em><u>of a sound wave traveling through an inelastic solid is</u></em>

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<em><u>relatively low. So, for example, the velocity of a sound wave</u></em>

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<em><u>traveling through lead (which is inelastic) is approximately</u></em>

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<em><u>1,402 meters per second.</u></em>

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Why did the narrator use the phrase “fit together like puzzle pieces” to describe how the cells of a developing human embryo form a human face

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Light travels in what wave
Rina8888 [55]
Light travels<span> as a </span>wave<span>. But unlike sound </span>waves<span> or water </span>waves<span>, it does not need any matter or material to carry its energy along. This means that </span>light<span> can </span>travel<span> through a vacuum—a completely airless space.</span>
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3 years ago
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