erika666
contestada

Please select the word from the list that best fits the definition
makes up 21 percent of the atmosphere
-conduction
-convection
nitrogen
-oxygen
-Ozone
-radiation
-smog
-water vapor

Respuesta :

Answer:

oxygen

Explanation:

The oxygen makes up 21% of the atmosphere. hope it helps.

Answer:

Oxygen

Explanation:

Oxygen makes up 21% of earths atmosphere while nitrogen fills up 78%.

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