Part of the Current Atmosphere of Earth Is Believed to Be

question 11

Multiple Choice

Part of the current atmosphere of Earth is believed to be

• A) the remnants of the original hydrogen and helium gas from the solar nebula attracted by the protoplanet.
• B) the result of the melting and vaporizing of the glaciers from the last ice age.
• C) composed primarily of hydrogen and helium.
• D) composed of gases that were outgassed from the heated rocks sometime after the planet formed.
• E) the result of a collision between the sun and another star.

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Definitions:

Psychiatric Association

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