A giraffe has to stretch its neck to reach leaves for food.
Over time, the giraffe's neck gets longer from being
stretched. The giraffe will then pass on this elongated
neck to its children.
Which scientist would have agreed with this
explanation?

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.

“a committee reviews the bill and marks it up to make it more viable and to reflect interests 

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.

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