Bellwork Copy the following on a sheet of paper. On your bellwork sheet of paper, write the word definitions for Friday. 1. Smog-Fog mixed with smoke or other pollutants 2. Desertification- the spread of desert conditions 3. Deforestation- the cutting down of trees 4. Urbanization – the growth of cities

Essential Questions  How do humans change the physical environment? (7.3.18)  What are the definitions of specific environmental changes? (global warming, deforestation, desert, urbanization) (7.3.13)

Today  Quiz  Videos on deforestation, desertification  The Lorax

Quiz  6) What is weathering? –A) Breaking down materials –B) Moving materials –C) What is happening outside –D) None of the Above

Quiz  7) What is erosion? –A) Breaking down sediment –B) Moving of sediment –C) Both A and B –D) None

Quiz  8) What is the most common cause of erosion? –A) Wind –B) Gravity –C) Water –D) Ice

Quiz  9) Where are most of the world’s earthquakes and volcanoes? –A) The Ring of Fire, which is in the Atlantic Ocean between the U.S. and Europe –B) The Ring of Fire, which is near Australia –C) The Ring of Fire, which is between South America and Africa –D) The Ring of Fire, which is in the Pacific Ocean between the U.S. and Japan

Quiz  10) A tornado breaks a rock into many pieces and blows the pieces 1,000 feet the other way. The step where the rocks get blown in another direction is an example of what? –A) Weathering –B) Erosion

Impact of Deforestation 1. Why is deforestation a risk to the Amazon Basin? 2. What are three arguments for deforestation? 3. What are three arguments against deforestation?

Impact of Desertification 4. What causes desertification? 5. What are some ways to slow down, stop or reverse desertification?

Impact of Pollution 6. How did the Soviet Union contribute to today’s pollution problems in Russia? 7. What are the effects on Lake Baikal? 8.What are the effects on Chernobyl?

The Lorax 9. What were some of the problems to the land in the story? 10. What was the solution to the problem?