Question : How to solve air pollution caused by incineration?
Answer : Have a machine nearby that sucks all the harmful air in and destroys it
Explanation:
Teaching physical education was the earliest identifiable American physical activity profession and was established in the late 19th century
The earliest identifiable American physical activity profession, teaching physical education, was established in the late 19th century during a period of high interest in physical activity among the general public
More about American physical education:
What was initially referred to as "Physical Culture" emerged in Europe and the America during the nineteenth century, resulting in a fundamental reorientation of life and cultural ideals in the United States by the turn of the twentieth century. Controlled and organised physical activity has been an important part of American life since then, symbolising a more perfectly egalitarian society and contributing to notions of continuing exceptionalism in a rapidly changing and sometimes threatening world.
Correct Question:
Teaching physical education was the earliest identifiable American physical activity profession and was established in the late 19th century
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Answer:
Velocity is defined as a vector measurement of the rate and direction of motion. Put simply, velocity is the speed at which something moves in one direction. The speed of a car traveling north on a major freeway and the speed a rocket launching into space can both be measured using velocity.
AND
Examples:
Revolution of Earth around the sun.
Revolution of moon around the earth.
Velocity of a satellite around the earth.
Velocity of a car while driving.
Velocity of a ball when hitted with a bat.
Velocity of water coming from a tap.
Velocity of the train .
Characteristic velocity or , or C-star is a measure of the combustion performance of a rocket engine independent of nozzle performance, and is used to compare different propellants and propulsion systems.. Formula = ˙ is the characteristic velocity (e.g. m/s, ft/s) is the chamber pressure (e.g. Pa, psi)
The answer to this question is the term chronological. A Chronological orgnizational pattern is a technique of arranging data or information according to the progression of time. Data or information in a chronolical organizational pattern can be arrange either forward or backward.
