Escape speed from near Earth’s surface is 1.1 x 104 m/s. (a) Find the temperature required for helium gas to have an rms speed equal to that escape speed. (b) Your answer to (a) is much higher than temperatures on Earth. Why then does helium escape from Earth’s atmosphere?
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Escape speed from near Earth’s surface is 1.1 x 104 m/s. (a) Find the temperature required for helium gas to have an rms speed equal to that escape speed. (b) Your answer to (a) is much higher than temperatures on Earth. Why then does helium escape from Earth’s atmosphere?
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