The first civilizations developed in North Africa, Middle East, and South and East Asia because of the advantages that this areas offered to the people inhabiting them. The biggest advantage were the big rivers with long and wide fertile plains beside them, which enabled the people to be involved in agriculture and produce big amounts of food and even reserves. Since the food problem was solved, they were able to concentrate on other things in their spare time and started to develop architecture, sciences, philosophy, writing systems...
They were getting smaller after that time
If the Federal Government were able to regulate commerce within a state, there would possibly be a <u>clash of interests</u>.
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Trade within a
State</h3>
The United States was formed in such a way that there was an internal state government and a federal government that could implement general policies of common application.
Since the federal government has a different view of trade than the state does, an inclusion of the federal government would cause a <u>clash of interests</u> due to the different views among them.
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<span>Trained athletes tend to have "low" heart rates and "high" stroke volumes than non athletes at rest..
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Athlete's hearts are in reality more productive or efficient and along these lines don't need to function as hard as a non-athlete. An athlete has a bigger stroke volume which implies that they don't need to pump as frequently to accomplish the required cardiovascular yield. Aerobic training brings down the heart rate and expands stroke volume without changing cardiovascular yield at rest or for a given exercise power speaking to an economization of heart function.
