Energy

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Across
  1. 4. The 'one way' sign for electrical circuits
  2. 5. A large body of mass with no definite shape
  3. 7. Materials that do not allow electricity to pass through them
  4. 8. of Conservation, States that energy can neither be created nor be destroyed
  5. 10. Current, The flow of charged particles such as electrons or ions, moving through an electrical conductor or space
  6. 11. Energy, The energy of motion
  7. 14. Not moving or not intended to be moved
  8. 15. The standard unit of measurement that describes an amount of energy or work that occurs in a movement of force
  9. 17. Study of the loss of Earth's biological diversity and the ways this loss can be prevented
  10. 19. The process of transferring heat through air or liquid currents
  11. 20. The action or process of moving or being moved
  12. 21. Energy that moves from one place to another in a form that can be described as waves or particles
Down
  1. 1. The study of the relationships between living organisms, including humans, and their physical environment
  2. 2. Energy, The stored energy in an object due to its position, properties and forces acting on it
  3. 3. Is a measure of the opposition to current flow in an electrical circuit
  4. 6. Design, Those that require no external energy source to be effective
  5. 9. Force that resists the sliding or rolling of one solid object over another
  6. 12. The transfer of energy, such as heat or an electric charge, through a substance
  7. 13. The rate at which electrons flow past a point in a complete electrical current
  8. 16. A substance or material that allows electricity to flow through it
  9. 18. A marked change in form, nature or appearance of