3.1.2 - Natural Gas, Acid Rain and the Greenhouse Effect

What is the primary component of natural gas?

• Propane

• Methane

• Butane

• Ethane

What is the term used to describe the gradual warming of the earth's atmosphere?

• Acid rain

• Carbon monoxide poisoning

• Greenhouse effect

• Fossil fuel burning

What is the main environmental problem caused by the burning of fossil fuels?

• Soil erosion

• Acid rain

• Deforestation

• Water pollution

What is the pH of pure water?

• 4.3

• 5.0

• 7.0

• 8.5

What is the primary reason the greenhouse effect is important for Earth?

• It prevents the formation of fossil fuels.

• It keeps the planet warm enough for humans to live.

• It increases the amount of oxygen in the atmosphere.

• It reduces the amount of sunlight reaching the Earth's surface.

Which gases are considered greenhouse gases?

• Nitrogen and helium

• Argon and neon

• Carbon dioxide and methane

• Hydrogen and helium

What is a potential consequence of continued fossil fuel consumption?

• Decrease in global temperatures

• Increase in polar ice caps

• Melting of icebergs and polar ice

• Reduction in sea levels

What percentage of energy production worldwide is accounted for by fossil fuels?

• 25%

• 50%

• 80%

• 95%

What event is mentioned as an example of an environmental hazard related to fossil fuels?

• Chernobyl disaster

• Exxon Valdez oil spill

• Fukushima nuclear accident

• Deepwater Horizon oil spill

Which of the following is a renewable source of energy?

• Natural Gas

• Coal

• Oil

• Solar