Lesson Agenda – 9/14 Warm-up Introduction to ESRT 14 Practice with ESRT 14 Reflection
Warm-up According to the Earth Science Reference Tables answer the following: Which is the most abundant element in the crust Which is the least abundant element in the hydrosphere What elements are the troposphere made up of? Bonus: Why do you think there is so much Oxygen and Hydrogen in the hydrosphere?
ESRT p. 14 – Layers of the Atmosphere
Layers Troposphere - earth's surface to a height of about 3.7–6.2 miles (6–10 km) Stratosphere – extends to 32 miles (50 km) above the earth's surface Mesosphere - about 30 and 50 miles (50 and 80 km) in altitude Thermosphere - the region of the atmosphere above the mesosphere and below the end of the atmosphere
Layers Picture
Practice
Exit Ticket Using your ESRT and page 14, describe the distances of each layer of the atmosphere above earth. Draw a diagram to show these distances.