The boundary that separates sharp changes in temperature, humidity, and wind direction is known as a(n)

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Your question: The boundary that separates sharp changes in temperature, humidity, and wind direction is known as a(n) .

Your  The boundary that separates sharp changes in temperature, humidity, and wind direction is known as a Front.

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Answer: the philippines has suffered from an inexhaustible number of deadly typhoons, earthquakes, volcano eruptions and other natural disasters. this is due to its location along the ring of fire, or typhoon belt – a large pacific ocean region where many of earth's volcanic eruptions and earthquakes occur.

The answer is d. none  hope this .