(Answered):Module 4 Stuff . . . .

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These are 2 different classes. Please keep them separate.

Astronomy-

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Now let’s begin the discussion: Below is the link to the book!!

The human eye is most sensitive over the same wavelength range at which the Sun emits the greatest intensity of radiation. The Sun is a G-type star; see Table 17.1 in Section 17.2 for this classification scheme.

Suppose creatures were to evolve on a planet orbiting a star somewhat hotter than the Sun, let’s say an average F-type star. Let’s also assume that the atmospheric properties of their planet are the same as we find on