Answer:
C
Explanation:
Since air molecules (the particles of the medium) are moving in a direction that is parallel to the direction that the wave moves, the sound wave is referred to as a longitudinal wave. The result of such longitudinal vibrations is the creation of compressions and rarefactions within the air.
Hope This Helped, -James
Answer:
The most commonly used methods are: published literature sources, surveys (email and mail), interviews (telephone, face-to-face or focus group), observations, documents and records, and experiments.
Explanation:
Answer:
The idea that humans evolved in Africa can be traced to Charles Darwin. In his 1871 book The Descent of Man, Darwin speculated that it was “probable” that Africa was the cradle of humans because our two closest living relatives—chimpanzees and gorillas—live there. However, he also noted, a large, extinct ape once lived in Europe millions of years ago, leaving plenty of time for our earliest ancestors to migrate to Africa. So, he concluded, “it’s useless to speculate on the subject.”
Explanation:
They wanted them to adapt Democracy. (Because the US was a democracy)
It was set at the Mississippi river, hope this helps