The Atmosphere 2021

Suppose you are hiking up a mountain. Which of the following would be the practical choice to take for measuring air pressure

• mercury barometer
• thermometer
• aneroid barometer
• anemometer

What is the percentage of oxygen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

What is the percentage of nitrogen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

Which layer of the atmosphere contains the greatest amount of water vapor and is where weather occurs?

• Thermosphere
• Troposphere
• Mesosphere
• Stratosphere

What causes the temperature to increase in the stratosphere?

• Nitrogen
• Ozone
• Water Vapor
• carbon dioxide

What decreases as you go up in the atmosphere?

• Altitude
• Atmosphere
• Meteors
• Air Pressure

In which layer of the atmosphere does the solar wind interact to form auroras?

• Ionosphere
• Troposphere
• Stratosphere
• Mesosphere

Where is the altitude the greatest?

• 1
• 2
• 3
• 4

The layers of the atmosphere are classified according to changes in _________.

• altitude
• density
• composition
• temperature

James plans to climb to the top of Mount Everest.  Which of the following statements about his climb will be the most accurate?

• Air pressure will rise and the temperature on a thermometer will increase.
• Air pressure will fall and the temperature on a thermometer will decrease.
• Air pressure will rise and the temperature on a thermometer will decrease.
• Air pressure and thermometer will not change.