Alef Lesson 130,131,132,133 Key words (Activity)

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Across
  1. 2. energy obtained by burning organic materials such as wood and food scraps
  2. 3. energy obtained from coastal area tides used to produce electricity
  3. 5. groups of wind turbines used to produce electricity
  4. 6. energy produced by the sun
  5. 7. thermal energy released from inside Earth
Down
  1. 1. resources that can be replaced naturally in a short amount of time
  2. 4. electricity produced by flowing water stored behind a dam