Atmosphere and Stellar Atmosphere Quiz

Oxygen (21%)

Nitrogen (78%) (correct)

Argon (0.9%)

Carbon dioxide (0.04%)

Fixing nitrogen to produce ammonia (correct)

Producing oxygen for respiration

Creating layers to minimize harmful effects of radiation

Removing carbon dioxide from the atmosphere

To minimize harmful effects of radiation (correct)

To reduce the effects of gravity

To create a colorful sky

To increase the transparency of the atmosphere

<p>It influences the ability of the planet to retain its atmosphere</p> Signup and view all the answers

<p>The outer region of a star that includes layers above the opaque photosphere</p> Signup and view all the answers