4.1 Concept 1 We are all connected. (Hydro and Atmo)

What does "hydro" mean in Greek?

• Earth
• Air
• Water
• Fire

Which of the following is not part of the hydrosphere?

• Glaciers
• Oceans
• Rivers
• Atmosphere

What is the largest part of the hydrosphere?

• Rain
• Oceans
• Rivers
• Lakes

Which sphere contains all the gases on Earth?

• Biosphere
• Geosphere
• Hydrosphere
• Atmosphere

Which layer of the atmosphere contains 80% of the air on Earth?

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

Which layer of the atmosphere helps absorb harmful rays from the Sun?

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

Where is the coldest layer of the atmosphere located?

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

Which layer of the atmosphere is the highest you can go and still be "on Earth"?

• Troposphere
• Stratosphere
• Mesosphere
• Exosphere

What are the two spheres discussed in the video?

• Geosphere
• Biosphere
• Hydrosphere
• Atmosphere

What pieces of the environment make up the hydrosphere at the beach?

• Ocean
• Rivers
• Rain
• Clouds