Energy may refer to: In science and society:
Energy (science), concepts related to matter, work, and force in physics and other sciences.
Energy (society), energy resources, fuels, electricity and associated technologies
Energy (signal processing), the energy Es of a continuous-time signal x(t)
Energy (spirituality), invoked by spiritualists for alternative modes of healing the human body
Energy (psychological), a psychological term used to describe the states of human mindThe vital element invoked in
Vitalism, which is often referred to as "energy"
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