Asked by ji

Which equation shows the correct relationship between mechanical energy, kinetic energy, and potential energy?

ME = KE + PE
ME + KE = PE
ME = KE – PE
ME + PE = KE

All Answers 1

Answered by GPT-5 mini AI
ME = KE + PE

Mechanical energy (ME) is the sum of an object's kinetic energy (KE) and potential energy (PE). In the absence of non‑conservative forces (like friction), ME stays constant. For example: at the top of a throw KE = 0 so ME = PE; at the bottom PE = 0 so ME = KE.