Meaning & use
mechanical energy
The energy an object possesses due to its motion or position, equal to the sum of its kinetic and potential energy.
See it in a sentence
A swinging pendulum continuously converts mechanical energy between kinetic and potential forms.
The roller coaster's mechanical energy stays roughly constant as it climbs and descends.
A note on using this word
Mechanical energy is conserved in the absence of friction, a key principle in physics problems involving motion.
Words with a similar meaning
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