Nitrous oxide is commonly known ___________<br/>laughing gas. A: for B: about C: as D: of

Greenhouse gases include . A: carbon dioxide B: CFCs C: methane D: nitrous oxide

‎The atmosphere of Mars consists mostly of ______.‍ A: oxygen B: carbon dioxde C: helium D: nitrous oxide

Nitric oxide (NO) is highly toxic when inhaled and should not be confused with nitrous oxide (N2O), also known as ___________ gas.

The most abundant greenhouse gas in the atmosphere is . A: nitrous oxide B: methane C: chlorofluorocarbons D: carbon dioxide

According to the passage, Greenhouse gases do NOT include _______. A: carbon dioxide B: methane C: nitrous oxide D: fossil fuels

Which of these anthropogenic greenhouse gases is the biggest contributor to net radiative warming? A: Methane B: Nitrous oxide C: Water vapor D: Carbon dioxide

What is the name of the compound commonly used as a rich source of nitrogen in synthetic fertilizers that breaks down to form nitrous oxide, a gas associated with global warming?______

Sulphur dioxide (二氧化硫 ) from the use of coal and oil causes much acid rain, nitrous oxide (氧化氮) which erode our ozone layer.

What is the most dangerous thing about nitrous oxides A: Stagnant air. B: Damage to concrete. C: Unfounded fears. D: Potential carcinogenic effects.