An isthmus is a narrow strip of land connecting two landmasses
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The spectral types and sub-classes represent a temperature sequence, from hotter (O stars) to cooler (M stars), and from hotter (subclass 0) to cooler (subclass 9). The temperature defines the star's "color" and surface brightness. ... Stars are also classified by luminosity class.
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I need a picture of the question or answers
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False
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Movement in geography is about literal, physical movement, like transportation and such.