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