How Would You Define Acceleration?
Acceleration is the rate at which velocity changes over time, in terms of speed and direction. A point or object that moves in a straight line is said to be accelerated...
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How Do Satellites Stay up While Orbiting the Earth?
Satellites are any objects that revolve around (orbit) another object in space. Some satellites are natural, while others are artificial (man-made). The moon is an...
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Where Are the Victoria Falls?
The famed Victoria Falls are among the most spectacular in the world, located on the border between Rhodesia and Zambia in southern Africa. The falls are the most...
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What Makes the Wind?
Wind is the movement of air across the surface of the earth, caused by warm air rising and being replaced by cooler air. Except for the monsoons, the chief global winds...
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What Is the Law of Inertia?
What Is the Law of Inertia? Hundreds of years ago, scientists made simple observations and believed that the natural state of an object was to be at rest. It seemed...
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