Question

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

Air pressure increases, while the amount of oxygen decreases.
Air pressure increases, while the amount of oxygen decreases.

Both air pressure and the amount of oxygen decrease.
Both air pressure and the amount of oxygen decrease.

Air pressure decreases, while the amount of oxygen increases.
Air pressure decreases, while the amount of oxygen increases.

Both air pressure and the amount of oxygen increase.

Answer 1

As altitude increases in Earth's atmosphere, air pressure decreases, while the amount of oxygen also decreases. Therefore, the correct response is:

**Both air pressure and the amount of oxygen decrease.**