Troposfera

The troposphere extends up to 20 km at the Equator and 11 km at the poles, containing 75% of the atmosphere's mass and 97% of its water vapor. It is where all weather phenomena occur, with both temperature and pressure decreasing as altitude increases.

How high does the troposphere extend at the Equator?

• 10 km

• 20 km

• 15 km

• 25 km

What percentage of the atmosphere's mass is found in the troposphere?

• 50%

• 60%

• 75%

• 90%

What percentage of the atmosphere's water vapor is contained in the troposphere?

• 97%

• 85%

• 70%

• 50%

Where do all atmospheric weather phenomena occur?

• Thermosphere

• Mesosphere

• Troposphere

• Stratosphere

What happens to temperature and pressure as altitude increases in the troposphere?

• Temperature decreases, pressure increases

• Temperature increases, pressure decreases

• Both decrease

• Both increase