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Multiple Choice
Which of the following is a form of kinetic energy?
A
The chemical energy in a battery
B
The energy of a moving car
C
The gravitational potential energy of an object held above the ground
D
The energy stored in a stretched spring
Verified step by step guidance
1
Understand the difference between kinetic energy and potential energy. Kinetic energy is the energy an object possesses due to its motion, while potential energy is stored energy based on an object's position or configuration.
Identify the options given: chemical energy in a battery, energy of a moving car, gravitational potential energy of an object held above the ground, and energy stored in a stretched spring.
Recognize that chemical energy and energy stored in a stretched spring are forms of potential energy related to chemical bonds and elastic deformation, respectively.
Note that gravitational potential energy depends on the height of an object above the ground, so it is also a form of potential energy.
Conclude that the energy of a moving car is kinetic energy because it is energy due to the car's motion.