The Atmosphere quiz

What is the name of the layer of gases surrounding the Earth?

• Hydrosphere

• Atmosphere

• Lithosphere

What gas is the most abundant in the Earth's atmosphere?

• Ozone

• Nitrogen

• Carbon dioxide

What gas do people need for breathing?

• Oxygen

• Nitrogen

• Helium

Which layer of the atmosphere is closest to the Earth's surface?

• Mesosphere

• Troposphere

• Stratosphere

What weather phenomenon occurs when warm air rises and cools?

• Wind

• Rain

• Clouds

What causes the wind?

• Rotation of the Earth

• Clouds

• Changes in air pressure

What drives all the weather on Earth?

• The Moon

• The Oceans

• The Sun

What process turns liquid water into water vapor?

• Condensation

• Precipitation

• Evaporation

What happens to air pressure when you rise higher in the atmosphere?

• It increases

• It remains the same

• It decreases

Which clouds are fluffy and often seen in good weather?

• Cirrus

• Cumulus

• Stratus