3
QuizMultiple Choice

Energy Transformations

Question 3 of 9 • 25-26 CHEMISTRY IN THE EARTH SYSTEM S1

Which best describes how energy changes form in a car’s engine?

Answer
A
A single transformation occurs because the chemical energy of the fuel is changed to the mechanical energy of the car.
B
A single transformation occurs because the mechanical energy of the car originates from one spark.
C
Multiple transformations occur because the chemical energy of the fuel is changed to several forms of energy.
D
Multiple transformations occur because the chemical energy of the fuel must be replenished to keep the car running.
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