New York City, New York. 40.7128° N, 74.0060° W
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Darwinism is a theory<span> of biological </span>evolution<span> developed by the English naturalist Charles Darwin (1809-1882) and others, stating that all species of organisms arise and develop through the natural selection of small, inherited variations that increase the individual's ability to compete, survive, and reproduce.</span>
Many people still think that United States is still a leader of the free world.
<u>Explanation:</u>
Even after the end of the colonization in the world and with the end of the cold war between the United States of America and the USSR, some people still think that the United States is still the leader of the countries in the free world.
The way with which the United States rule is with the trade policies of the country towards the other countries or the strong financial position of the country.
It is called surface currents.
The speed of a wave measures how far one particular crest (or trough) moves in a given amount of time. The speed of the wave changes according to the following equation:
v = λ
* f
According this equation, it follows that as the speed and length of a wave decreases, the wave grows higher (the higher the frequency).