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The intensity or refraction depends on the material
Explanation:
In the experiment, the purpose it to determine the effect of the material on the refraction index. The refraction index is the ration of the incident ray to the refracted ray. This relationship is known as Snell's law of refraction
where i and r are angles of incident an the refracted ray and n is the refractive index. The dense the material, the more the angle bends. This means that the angle of refraction, as measured by the protractor, is going to be large.
The answer is D because its true all of the muscles attached to the skeleton are involuntary and may be used for movement
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True, the tundra is located in the northern (& Southern) hemisphere
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Answer:
Adopt-a-Beach
Explanation:
Adopt-a-Beach is a citizen action program nonpoint-source pollution