1. All of the following are benefits of using drones to deliver packages except:

A. reduced weight of delivery trucks.

B. less wear on roads.

C. increased air traffic.

D. less air pollution.

2. A delivery truck used 5 gallons of gasoline and traveled a total of 150 miles. What was the gasoline usage of the truck in miles per gallon?

A. 5 mi/gal

B. 0.36 mi/gal

C. 30 mi/gal

D. 150 mi/gal

3. If gasoline cost $3 per gallon and a delivery truck traveled 90 miles and used 3 gallons of gasoline, what is the operating cost (in dollars per mile) of the truck for that trip?

A. $0.1/mile

B. $3/mile

C. $9/mile

D. $10/mile

4. A new truck costs $25,000. The company can trade-in an old truck and get $8,000 for the old truck. If the company does this purchase and trade-in, how much money will the new truck cost?

A. $8,000

B. $13,000

C. $17,000

D. $25,000

5. What is the engine fuel efficiency rating of a typical gasoline engine?

A. 10%

B. 25%

C. 40%

D. 50%

6. Which of the following emits the least amount of air pollutants?

A. electric vehicles

B. gasoline vehicles

C. diesel vehicles

D. all of these emit the same amount of air pollutants

7. Which of the following typically has the higher engine fuel efficiency rating?

A. diesel engines

B. gasoline engines

C. diesel and gasoline engines have the same engine fuel efficiency rating

8. Designers have created actual vehicles that run on all of the following fuels except:

A. hydrogen.

B. helium.

C. cooking oil.

D. plant oils.

Lesson 2 Assessment: Cough It Up