Impact craters are rare on the surface of the earth and plentiful on the moon its because our atmosphere burns up more meteoroids before they meet the surface. Another reason is that the surface of the earth is continually active and erases the marks of crater overtime. There are also many other large craters being found in Canada, Australia and Africa.
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Explanation:
The Humboldt Current (aka Peru Current)
The Earth-centered Universe of Aristotle and Ptolemy held sway on Western thinking for almost 2000 years. Then, in the 16th century a new idea was proposed by the Polish astronomer Nicolai Copernicus. <span> By the 17th century, astronomers realized that the sun was the celestial object around which all the planets orbit, and that moons orbit planets.
I believe that it shows BOTH. Scientists are improving their understanding of this universe, yet some theories are still inaccurate. I don't think that these theories about this universe will soon become completely wrong, bnut some changes will be made.</span>
<span>Secondary Ocean Forces - Forces that influence the direction and nature of flow. </span>
