What two gases make up majority of earth atmosphere

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earth's atmosphere's gasses are:

Nitrogen — about 75 percent

Oxygen — about 20 percent

Argon — about 1 percent

Carbon dioxide — about 0.05 percent

there are also small amounts of neon, methane, helium, krypton, hydrogen, and water vapor in the atmosphere.

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harding's opponent in the 1920 election was ohio governor and newspaperman james m. cox, who had won the democratic nomination in a 44-ballot convention battle. harding rejected the progressive ideology of the wilson administration in favor of the laissez-faire approach of the mckinley administration.

i know social security wasn't one.

explanation:

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