1. Car Activity Air Pollution Lesson Objectives: 1. TSWBAT compare fueling efficiency of different model cars to determine the effect of auto emissions. 2. TSWBAT evaluate how cars contribute to air pollution and affect our health.

2. Which of the following ways of air pollution are YOU must responsible for? Rank 1 – 4: RadonAsbestos Vehicle Emissions Acid Rain

3. What in a car interests you?

4. What About Vehicle Emissions Exhaust (What comes from exhaust) Exhaust (What comes from exhaust) Evaporative Emissions Evaporative Emissions Refueling Losses Refueling Losses

5. Montgomery County http://www.scorecard.org/env- releases/cap/rank-counties- emissions.tcl?how_many=25&pollutant=c o&edf_source_agg=total&fips_state_code =42 http://www.scorecard.org/env- releases/cap/rank-counties- emissions.tcl?how_many=25&pollutant=c o&edf_source_agg=total&fips_state_code =42 http://www.scorecard.org/env- releases/cap/rank-counties- emissions.tcl?how_many=25&pollutant=c o&edf_source_agg=total&fips_state_code =42 http://www.scorecard.org/env- releases/cap/rank-counties- emissions.tcl?how_many=25&pollutant=c o&edf_source_agg=total&fips_state_code =42

6. Mr. Schreiber’s Car

7. Really Mr. Schreiber’s Car

8. Car Activity Example Mr. Schreiber’s Car Year, make and model1999 Toyota Corolla Purchase price$ 6,500 (1999) $ 3,000 (today) Miles per gallon: City / highway / combo23-25/ 30-33 / 27 Gallons used per year (based on 15,000 miles per year, combined driving) 15000/27 = 555.55 Pounds of CO2 produced per year (One gallon of gas burned produces 20 pounds of CO2 555.55 x 20 = 11,111 Price of unleaded gas (per gallon) $____/GALLON $2.89 Amount spent on gas for one year (in $) (price x gallons/year based on 15,000 miles per year) $2.89 x 555.55 = $1,605.54 10-year cost of vehicle 1,605.54 x 10 = $16,055.40

9. Discussion Questions 1. How many pounds of CO2 would you save over ten years by buying the more efficient vehicle? 1. How many pounds of CO2 would you save over ten years by buying the more efficient vehicle? 2. Should cars that pollute more cost more? Why or why not? 2. Should cars that pollute more cost more? Why or why not? 3. Why do you think SUVs are so popular with drivers today, given their low mileage and significant greenhouse gas emissions? 3. Why do you think SUVs are so popular with drivers today, given their low mileage and significant greenhouse gas emissions? 4. What do you think would motivate drivers to buy cleaner, less- polluting vehicles instead? 4. What do you think would motivate drivers to buy cleaner, less- polluting vehicles instead? 5. Should there be incentives for people to drive hybrids, such as being allowed in the HOV 5. Should there be incentives for people to drive hybrids, such as being allowed in the HOV (high occupancy vehicles) lanes? (high occupancy vehicles) lanes?

10. Helpful Websites http://www.fueleconomy.gov/ http://www.fueleconomy.gov/ http://www.fueleconomy.gov/ http://www.kbb.com/ http://www.kbb.com/ http://www.kbb.com/