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Question 10 Why do very light gases such as hydrogen not exist in Earth's atmosphere but...

Question 10

Why do very light gases such as hydrogen not exist in Earth's atmosphere but do exist in the atmospheres of giant planets such as Uranus and Saturn?

Check all that apply.

The temperature on giant planets is lower than on Earth.
The gravitational force on giant planets is higher than on Earth.
The rms speed of light gases is greater than of the heavier gases.
The rms speed of light gases is smaller than of the heavier gases.
The temperature on giant planets is higher than on Earth.

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