Podcast
Questions and Answers
What is the primary source of nitrogen in the modern atmosphere?
What is the primary source of nitrogen in the modern atmosphere?
- Outgassing (correct)
- Plants
- Primitive oceanic bacteria
- Volcanic eruption
Where is the atmospheric concentration of water vapor highest?
Where is the atmospheric concentration of water vapor highest?
- Near ocean surface in tropics (correct)
- In deserts
- Over land in temperate regions
- At high altitudes
What is the primary source of oxygen in the early atmosphere?
What is the primary source of oxygen in the early atmosphere?
- Plants
- Volcanic eruption
- Primitive oceanic bacteria (correct)
- Collision of comets with Earth
What is the main process through which carbon dioxide was lost to the oceans in the early atmosphere?
What is the main process through which carbon dioxide was lost to the oceans in the early atmosphere?
What are the microscopic solid and liquid particles present in the modern atmosphere called?
What are the microscopic solid and liquid particles present in the modern atmosphere called?
Which gas has an extremely important variable concentration with a short residence time in the atmosphere?
Which gas has an extremely important variable concentration with a short residence time in the atmosphere?
What are the primary gases that form a constant proportion in the atmosphere?
What are the primary gases that form a constant proportion in the atmosphere?
What process led to the formation of the modern atmosphere through the supply of carbon dioxide and water vapor?
What process led to the formation of the modern atmosphere through the supply of carbon dioxide and water vapor?
What is the primary source of oxygen in the early atmosphere?
What is the primary source of oxygen in the early atmosphere?
What atmospheric component has a long residence time and forms a constant proportion?
What atmospheric component has a long residence time and forms a constant proportion?
