Podcast
Questions and Answers
What is the main function of greenhouse gases in the Earth's atmosphere?
What is the main function of greenhouse gases in the Earth's atmosphere?
- To create holes in the ozone layer
- To trap heat and warm the Earth (correct)
- To cool the Earth's surface
- To block the Sun's rays from reaching the Earth
What is the estimated increase in the average temperature of the Earth's land and oceans between 1880 and 2012?
What is the estimated increase in the average temperature of the Earth's land and oceans between 1880 and 2012?
- 1.06°C to 1.65°C
- 0.13°C to 0.22°C
- 0.65°C to 1.06°C (correct)
- 1.65°C to 2.06°C
What has been the average increase in air temperature in the lower part of the troposphere since 1979?
What has been the average increase in air temperature in the lower part of the troposphere since 1979?
- 0.25°C to 0.35°C per decade
- 0.05°C to 0.10°C per decade
- 0.13°C to 0.22°C per decade (correct)
- 0.40°C to 0.50°C per decade
What is the primary greenhouse gas present in the stratosphere?
What is the primary greenhouse gas present in the stratosphere?
What is one way that volcanic eruptions can affect the Earth's temperature?
What is one way that volcanic eruptions can affect the Earth's temperature?
What is the result of increased greenhouse gases in the Earth's atmosphere?
What is the result of increased greenhouse gases in the Earth's atmosphere?
What are the main sources of increased greenhouse gases?
What are the main sources of increased greenhouse gases?
What is the main purpose of a greenhouse?
What is the main purpose of a greenhouse?
Why does the air in a greenhouse become warmer?
Why does the air in a greenhouse become warmer?
What is the importance of the Earth's natural greenhouse effect?
What is the importance of the Earth's natural greenhouse effect?
What is the trend of global surface temperatures since the early 1900s?
What is the trend of global surface temperatures since the early 1900s?
What is the term used to describe the trapping of heat in the atmosphere?
What is the term used to describe the trapping of heat in the atmosphere?
What is the difference between weather and climate?
What is the difference between weather and climate?
What is the term used to describe the phenomenon of the Earth getting warmer?
What is the term used to describe the phenomenon of the Earth getting warmer?
What do scientists use to collect weather data?
What do scientists use to collect weather data?
How often do weather patterns change?
How often do weather patterns change?
What is the term used to describe the study of the Earth's regional climates?
What is the term used to describe the study of the Earth's regional climates?
What has been the trend in global temperatures since the 1980s?
What has been the trend in global temperatures since the 1980s?
