Waterfall. <span>As the river or stream wears away the weak rocks, they travel across the surface of stronger rocks. These more resistant rocks become the capstones to waterfalls. The number and thickness of these stronger rock units in a vertical sequence of rocks controls how many water falls there are and how much vertical drop there is on each waterfall.</span>
<span>#1) Which statement best describes the election of 1800?
Answer: Out of all the statements the one that best describes the election of 1800 is the following: This election went to the House of Representatives and led to an amendment to the Constitution. Each state wielded a single vote. It resulted in the first peaceful transfer of power from one political party to another.
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The Great Pyramid of Giza was built as the tomb of Pharaoh Khufu. It is part of a complex of 3 large pyramids in the Giza Necropolis located in modern Cairo, Egypt.
Answer:
have fallen by more than one-half.
Explanation:
Thick, noticeable smog in many of the cities and manufacturing centers of the United States helped bring the 1970 e Clean Air Act to spur passage at the height of the national environmental movement. The ensuing modifications were intended to enhance its effectiveness and address newly recognized problems of air pollution such as acid rain and stratospheric ozone layer damage. The Clean Air Act allows EPA to set national environmental air quality levels for certain specific and prevalent contaminants, based on the latest research, to protect public health and welfare nationally. Certain main regulations are intended to reduce the rise in emissions from increasing motor vehicle numbers and new manufacturing plants.