Ver 1.2 MET Exam Spring 2023

In which layer of the atmosphere is the ozone layer found?

• Troposphere
• Thermosphere
• Stratosphere
• Mesosphere

Where does weather occur?

• Troposphere
• Thermosphere
• Stratosphere
• Mesosphere

What layer of the atmosphere touches the surface of the earth?

• Troposphere
• Thermosphere
• Stratosphere
• Mesosphere

The most common gases found in our atmosphere by volume.

• Nitrogen, Oxygen
• Carbon Dioxide and Nitrogen
• Oxygen and trace gases
• Carbon dioxide and trace gases

What is the function of the ozone layer?

• To allow UV rays to get to Earth
• To keep oxygen in
• To block UV rays from getting to earth
• To allow meteors to get to Earth

The hottest layer.

• Thermosphere
• Troposphere
• Mesosphere
• Stratosphere

What happens to the density (number of particles in a given space) of air particles when you increase in altitude?

• decreases
• increases
• stays the same
• density isn't something that can be applied to air

The layer where meteors, shooting stars, burn up.

• troposphere
• stratosphere
• thermosphere
• mesosphere

The coldest layer

• troposphere
• stratosphere
• thermosphere
• mesosphere

How much of the Earth's atmosphere contains Nitrogen?

• 78%
• 21%
• 99%
• 42%