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Energy - Coggle Diagram

- - - - Resulting from transformation of primary sources
      - Examples: electricity, some petroleum derivatives
    - - Obtained directly from nature
      - Examples: creude oil, natural gas, coal...
  - - - Most commonly used in industrialised countries
      - Example: energy that comes from fossil fuels
    - - In early stages of their technological development
      - Solar and wind power belong to this group
      - Alternative energy sources
  - - - Depleted when we use them up
      - Cannot be renewed in a short period of time
      - May or may not be abundant
    - - Abundant and inexhaustible
  - - - Low unvironmental impact
      - Don't generate by-products that pollute the envionment
    - - Sources that have negative effects on the environment
- - - - pump
      - gravity
- - - - An alternator has a fixed part, called a stator, and a moving part, called a rotor, connected to the turbine shaft
      - The turbine converts mechanical energy into the rotating movement of a shaft