Understanding Transportation Systems

What are the three main components of the transportation system?

• Distance, time, and capacity

• Safety, comfort, and reliability

• Speed, efficiency, and cost

• Mode, fuel type, and technology

Which of the following is NOT a mode of transportation?

• Air

• Land

• Sea

• Space

What percentage of transportation is currently fueled by petroleum?

• 100%

• 75%

• 95%

• 50%

How efficient is an average gasoline-fueled car?

• 50%

• 25%

• 75%

• 10%

Which of the following is a way to reduce the environmental impact of transportation?

• Choosing local food and telecommuting

• Increasing the number of vehicles

• Building more roads

• Using more fossil fuels