Atmosphere 1

Which layer of the atmosphere has extremely hot temperatures? 

• Troposphere
• Stratosphere
• Thermosphere
• Mesophere

78% of the Earth's atmosphere is...

• Hydrogen
• Oxygen
• Carbon Dioxide
• Nitrogen

Length is to distance as elevation is to...

• Width
• Length
• Atmosphere
• Altitude

Name the measurement tool that is used to measure air pressure

• Thermometer
• Gage
• Barometer
• Wind Vane

The layer of the atmosphere where meteors break up due to extremely COLD temperatures is the...

• Mesosphere 
• Thermosphere
• Troposphere
• Hydrosphere

21% of the Earth's atmosphere is...

• Nitrogen
• Oxygen
• Carbon Dioxide
• Hydrogen

As altitude increases ______ decreases.

• elevation
• air pressure
• altitude
• water

_______ are harmful substances in the air, water, or soil. 

• air pressure
• pollen
• pollutants 
• air quality

The layer we live in is called the _______

• Thermosphere
• Mesosphere
• Hemosphere
• Troposphere

The outer layer where space shuttles orbit is the 

• Stratosphere
• Thermosphere
• Ionosphere
• Exosphere