Which of these is NOT an example of weather?

• Rainy day

• Snowy day

• Windy day

• Volcanic eruption

What is an example of a weather change?

• A tree growing

• A sunny morning turning into a rainy afternoon

• A river flowing

• A mountain forming

What is climate?

• The average weather in an area over a short time

• The average weather in an area over a long time

• The daily weather forecast

• The temperature of a single day

Which layer of the atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the primary component of the Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Which layer is directly above the troposphere?

• Exosphere

• Mesosphere

• Stratosphere

• Thermosphere

What is the main feature of the exosphere?

• Contains jets

• All weather occurs here

• Satellites orbit here

• Coldest layer

What can cause air pressure to change?

• Color of the sky

• Temperature, humidity, and altitude

• Time of day

• Amount of sunlight

What is the height of the barometer shown in the diagram?

• 20 inches

• 29.92 inches

• 50 inches

• 10 inches

What is the unit of measurement for the height of the barometer in the diagram?

• Meters

• Feet

• Inches

• Yards