CH-357
Greenhouse effect
Chemistry · Secondary 3 · Medium · Greenhouse effect
The exhaust from a car engine contains nitrogen, water vapour, carbon dioxide and small amounts of sulfur dioxide. Which statement about these gases and global warming is correct?
- Carbon dioxide in the exhaust traps heat in the atmosphere and increases global temperatures.
- Sulfur dioxide in the exhaust is the main gas responsible for the greenhouse effect.
- Nitrogen in the exhaust is a greenhouse gas that causes the ozone layer to thin.
- Water vapour from exhausts reacts with oxygen to stop global warming.
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