Energy

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Across
  1. 1. We should ____ energy as much as possible to reduce greenhouse gas emissions.
  2. 5. Heat is transferred from a ____ region to a colder region.
  3. 6. ____ is a form of energy that allows us to hear.
  4. 7. Energy cannot be created or destroyed. It can only be ____ from one form to another.
Down
  1. 1. The main source of light and heat energy on Earth is the ____.
  2. 2. ____ energy is a form of energy that is usually generated in power stations.
  3. 3. A moving object or person has ____ energy.
  4. 4. Energy is the ability to do ____.