The Average Speed of Air Molecules at Room Temperature Is

question 9

Multiple Choice

The average speed of air molecules at room temperature is about:

• A) zero
• B) 2 m/s (walking speed)
• C) 30 m/s (fast car)
• D) 500 m/s (supersonic airplane)
• E) 3 *10⁸ m/s (speed of light)

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Definitions:

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