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Unit 2 | Weather and Climate | Gas and Combustion Quiz
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1. 78% of the atmosphere is NITROGEN 2. 21% of the atmosphere is OXYGEN 3. 0.01-0.1% of the atmosphere is CARBON DIOXIDE 4. 0-7% of the atmosphere is WATER VAPOR 5. 0-0.01% of the atmosphere is OZONE 6. The gas essential to the nutrition of plants and
