Question

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

Air pressure increases, while the amount of oxygen decreases

Both air pressure and the amount of oxygen increase.

Both air pressure and the amount of oxygen decrease

Air pressure decresses, while the amount of oxygen increases

Answer 1

As altitude increases in Earth's atmosphere, both air pressure and the amount of oxygen decrease. Therefore, the correct answer is:

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