Energy, "the potential for causing changes", is a concept used to understand and describe processes.
Science
Basic forms of energy
Other forms of energy
- Free energy, energy which can be converted into work in accordance with the second law of thermodynamics
- Dark energy, invisible energy which permeates the cosmos, affecting its rate of expansion
Economics and politics
- List of energy resources, referring to substances like fuels, petroleum products and electric power installations
- Energy crisis, the need to conserve energy resources
- Energy development, development of energy resources
- Energy consumption
- Future energy development
- Embodied energy, the sum total of energy expended to deliver a good or service as it travels through the economy
- Energy conservation, tips for consumers
- Energy economics, as the foundation of other relationships
- Energy industry, that supplies of fuel for consumers
- Energy policy, government policies and plans for energy supply
- Energy storage, for drawing upon at a later time
Psychological and spiritual
Music
See also