Alfred Wegener had two flaws with his initial hypothesis. They are as follows:
i) Gravitational forces of the moon and sun, and tidal forces act as the mechanism to move the continents across the globe.
ii) Larger and sturdier continents broke through thinner oceanic crust like boat cutting through a thin layer of sea ice.
<u>Explanation</u>:
Alfred Lothar Wegener was a great meteorologist and German polar researcher. He was commonly known for his <u>“theory of continental drift”.
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In this theory, they proposed an idea that the continents were slowly drifting around the Earth. Many researchers objected his view. But he provided many evidence to support his continental drift hypothesis.
Some of the evidences are: Continental jigsaw puzzle, Fossils match across the seas, Rock types and geologic features and Ancient Climates.
I got this question right and I can confirm that I would be A because companies were starting to fall apart once the New Deal hit the U.S.
Answer:
yes
Explanation:
Doctors diagnose sickle cell through a blood test that checks for hemoglobin S - the defective form of hemoglobin. To confirm the diagnosis, a sample of blood is examined under a microscope to check for large numbers of sickled red blood cells - the hallmark trait of the disease.
Answer:
D) Granting former slaves suffrage
Explanation:
The purpose of the 15th Amendment was to ensure that states or communities were not denying men the right to vote simply based on their race. The right to vote is known as suffrage. The 15th Amendment, which was ratified in 1870, contained two sections.
Answer:
They were all on a river, for trade, transportation, and drinking water.
Explanation:
