Which is the best term to use when describing the energy of motion?
An arrow is fired at a target on a high wall. How does the energy change between the moment the arrow is fired and the moment it hits the target?
A generator contains a coil that spins to produce an electric current. How is energy transformed by using a generator?
What type of energy is the sum of an object’s potential and kinetic energy?
Chemical energy in burning wood is changed into thermal energy. The thermal energy is absorbed by water, which boils to produce steam. The thermal energy is changed into kinetic energy in the moving steam. The kinetic energy is used to turn a turbine, which converts the kinetic energy into electricity. Which sentence best describes this system?
Thermal energy is the energy associated with
When an object falls toward the ground due to gravity, what type of energy becomes kinetic energy?
A cyclist eats a full meal before going to ride a bike for 2 hours. Which energy transformation happens during this process?
Which energy change best relates to a boulder that is rolling down the side of a hill?
Which statement describes thermal energy?
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