Unit 2 Energy Crossword Puzzle

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Across
  1. 2. The movement of thermal energy from a warmer object to a cooler object is heat
  2. 4. A particle that consists of a nucleus of protons
  3. 6. Heat transfer by currents in a liquid or gas, warm liquids rise and the cold liquids sink
  4. 7. Energy cannot be created or destroyed, it can only be transformed or transferred
  5. 10. A place on a magnet where the force it applies is strongest
  6. 11. Any object that attracts the metal iron
  7. 14. A dense region of protons and neutrons at the center of an atom
  8. 15. A magnet that quickly loses its magnetic field after being removed from a magnetic field
  9. 17. Negatively charged particles
  10. 18. Heat transfer through direct contact of molecules within an object or between two objects
  11. 19. Transfer of heat through electromagnetic waves does not require matter to travel through
  12. 20. An object's ability to cause change
Down
  1. 1. A magnet that remains permanent after being removed from another magnetic field
  2. 3. Energy stored within an object due to its position or condition
  3. 5. The sum of the kinetic energy and the potential energy of the particles that make up a material
  4. 8. The state of a system in which all objects are the same temperature
  5. 9. Energy that is moving
  6. 12. The average kinetic energy of the particles that make up a material
  7. 13. A positively charged particle
  8. 16. A force of attraction or repulsion between the poles of two magnets