Unit 3 Vocabulary

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Across
  1. 3. The ability to cause change.
  2. 4. The sum of kinetic and potential energy of the particles in an object
  3. 8. The transfer of energy through matter by direct contact of particles
  4. 10. Energy stored in objects being compressed or stretched
  5. 13. Stored energy
  6. 16. The transfer of energy that occurs when a force makes an object move
  7. 19. The transfer of energy through electromagnetic waves
  8. 20. Heat that comes from fire, the sun, etc.; used to heat objects
  9. 21. The materials that do not allow heat to flow easily
  10. 23. The total amount of kinetic and potential energy in a system
  11. 24. The amount of heat needed to raise the temperature of 1 kg of a material by 1 °C or K
Down
  1. 1. Comes from releasing energy from the nucleus of an atom; used in nuclear power plants
  2. 2. The transfer of energy from one object to another
  3. 3. Form of energy that is reflected or emitted in the form of electrical and magnetic waves that can travel through space
  4. 5. Energy stored in chemical bonds of compounds
  5. 6. Comes from a variety of sources; used most often for communication
  6. 7. The materials that allow heat to flow easily
  7. 9. Energy can never be created or destroyed, it can only change forms
  8. 11. Comes from outlets and power plants; used to power electrical devices
  9. 12. A measure of the average kinetic energy of particles in an object
  10. 14. The transfer of energy by the movement of heat particles
  11. 15. Energy stored in objects that are above Earth’s surface
  12. 17. The amount of work done in a certain time; the rate at which work is done
  13. 18. Energy in motion
  14. 22. Light that comes from the sun and lightbulbs; used to see and as a power source. Also called Solar Energy or Light Energy