Forms of Energy
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What is energy?
Energy is the ability to do work or cause a change.
How does sound travel?
Sound travels in waves.
How is sound produced?
Sound is produced through vibrations.
Heat energy is also known by this name.
Thermal energy
What is sound unable to travel through?
empty space
What must sound travel through?
matter
Mechanical energy is the energy of _______.
motion
Kinetic energy is energy that is __________.
being used or moving
Kinetic energy involves an object that is _________.
moving
Potential energy is ________________.
stored energy
Potential energy involves an object that is _____.
at rest (not moving)
How do light and sound energy travel?
in waves
Electricity is _____________.
moving electrons