Unit 2 Earth's Atmosphere
Hail is a large frozen raindrop produced by intense thunderstorms, where snow and rain can coexist in the central updraft.
Permafrost what is permafrost where does it occur what problems exist.
Hail
Clouds and Humidity. The Water Cycle Three Requirements for a Cloud: A cooling mechanism Moisture Condensation nuclei Clouds form by moist air cooling.
TOPIC: Electricity AIM: How is static electricity formed? DO NOW: Using your knowledge of atoms and electricity, describe how the static electricity is.
Cirrus Clouds Above 6000 m Means “curly” ice crystals.
Dr. Michael MacCracken, The Climate Institute, Washington, DC
Precipitation. Precipitation Formation Requires Requires –condensation nuclei (solid particles) –saturation (air at dew point) Result is temperature dependent.
Urban Air Pollution & Monitoring 5.7.1-5.7.3 & 5.2.1.
Chapter 12. Air Pollution – any harmful substance put into the air ◦ Can come from human sources or natural sources ◦ Natural sources include volcanoes,
Section 2 The Structure of the Atmosphere
