- 1. Which of the following gases is known to contribute to global cooling?
A) Methane
B) Nitrogen oxide
C) Carbon dioxide
D) Sulfur dioxide
- 2. During what period did scientists have concerns about global cooling?
A) 2000s
B) 1990s
C) 1970s
D) 1950s
- 3. Which of the following is NOT a factor that can contribute to global cooling?
A) Solar dimming
B) Volcanic eruptions
C) Soot
D) Deforestation
- 4. Which volcanic eruption in 1815 led to the 'Year Without a Summer' in 1816?
A) Vesuvius
B) Krakatoa
C) Mount St. Helens
D) Mount Tambora
- 5. What type of aerosols can contribute to global cooling by reflecting sunlight back into space?
A) Carbon aerosols
B) Nitrous oxide aerosols
C) Sulfate aerosols
D) Methane aerosols
- 6. Which climate event in the Pacific Ocean can sometimes lead to global cooling effects?
A) Indian Ocean Dipole
B) North Atlantic Oscillation
C) El Niño
D) La Niña
- 7. What is the term for the process of ice sheets and glaciers expanding globally?
A) Glaciation
B) Deforestation
C) Heatwave
D) Desertification
- 8. Which layer of the atmosphere can play a role in global cooling due to ozone depletion?
A) Troposphere
B) Ionosphere
C) Stratosphere
D) Mesosphere
- 9. What is the name of a period in Earth's history known for severe glacial episodes?
A) Ice Age
B) Heatwave Era
C) Thawing Period
D) Tropical Fever
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