Electric vehicles may still be using fossil fuels A) because ...

[frankwu]

Electric vehicles may still be using fossil fuels
 
  A) because they all have a supplemental gas tank.
  B) at a greater rate than conventional vehicles.
  C) because batteries require oil to operate.
  D) well into the 21st century.
  E) if their charge comes from fossil-fueled power plants.

Question 2

Which of the following is a hazardous waste?
 
  A) heavy metals
  B) PCB oils
  C) cyanides
  D) strong solvents
  E) All of these are hazardous wastes.

[jamesnevil303]

Answer to Question 1

Answer: E

Answer to Question 2

Answer: E