What happens to air pressure and the amount of oxygen as the altitude increases in Earth's atmosphere? (1 point)

Question

• Both air pressure and the amount of oxygen decrease.
• Air pressure increases, while the amount of oxygen decreases.
Both air pressure and the amount of oxygen increase.
Air pressure decreases, while the amount of oxygen increases.

Answer 1

Both air pressure and the amount of oxygen decrease.

Answer 2

In which layer of Earth's atmosphere does weather occur? (1 point)
• mesosphere
• stratosphere
• thermosphere
troposphere

Answer 3

Troposphere