Earth Structure

This is where weather occurs

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

The last major layer of the atmosphere. 

• Troposphere
• Exosphere
• Thermosphere
• Mesosphere

The layers of the atmosphere are separated according to this change. 

• Altitude 
• Elevation
• Temperature
• Distance from the sun

The most important gas necessary for human survival. 

• Carbon dioxude
• Mercury
• Oxygen
• Nitrogen

Protects us from harmful UV rays

• Oxygen
• Carbon monoxide
• Ozone layer
• Carbon dioxide

The layer where meteors burn up in. 

• Stratosphere
• Exospshere
• Mesosphere
• Thermosphere

As altitude increases in the troposphere, the temperature ________.

• Increases
• Decreases
• Remains the same
• Varies

This volcano is an example of something you would find in the:

• Atmosphere
• Biosphere
• Hydrosphere
• Geosphere

An example of an interaction between ATMOsphere and HYDROsphere is:

• rain
• rivers
• lakes
• rocks

An example of BIOsphere interacting with ATMOsphere

• plants produce oxygen
• animals eat plants
• animals live in caves
• animals drink water