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Across 4. movement of charges 6. nonrenewable form of energy created from the compressed remains of plants and animals 7. unit of measurement for power 9. energy stored in living things 11. device that increases or decreases AC voltage 12. energy of position or shape 13. type of machine that is made up of 2 or more simple machines 14. device that changes one form of energy into another 17. how fast work is done 18. the force that the machine exerts 22. if one charge passes into the electric __________ of another charge, it will feel an effect 23. a ramp is one example 25. energy released when molecular bonds are broken 26. a charge entering an electric field will experience an electric _________ 27. unit of measurement for work and energy 28. energy of motion 29. electric ______________ is a property that leads to charges attracting or repelling

Down 1. energy that holds parts of an atom together 2. there are 3 types: contact, friction, and induction 3. energy that comes from the sun 4. can change the strength of a magnetic field by adjusting current 5. potential difference, difference in PE between two points in an electric field 7. product of force and distance 8. the work that the machine does 10. force that you exert or put into a machine 15. any energy source that can be used over and over again without significant depletion 16. pivot point for a lever 17. makes objects easier to lift by changing the direction of force. 19. property a material that opposes a current, can diminish it over time 20. the Earth is surrounded by one, has a north and south pole 21. V = IR 24. device that makes work easier