Unit 7 Science Crossword

12345678910111213141516171819202122232425262728
Across
  1. 1. The energy possessed by an object due to its motion and position
  2. 4. The buildup of electric charge on an object.
  3. 5. A friction-like force that opposes the motion of an object in a fluid.
  4. 6. The energy of motion.
  5. 9. The area surrounding a magnet where magnetic forces can be detected.
  6. 11. The Force that resists the movement of two surfaces that are touching and are moving relative to each other.
  7. 13. An _______ changes electrical energy into mechanical energy.
  8. 17. The energy an object has because of its position, condition, or chemical composition.
  9. 18. A push or a pull.
  10. 20. A special class of materials that conduct electric charge better than electrical insulators but not as well as electrical conductors.
  11. 22. When gravity is pulling an object down and no other forces are acting on it.
  12. 24. A coil of wire that carries an electric current, and therefore produces a magnetic field.
  13. 26. _______ use induction to increase or decrease the voltage of alternating current.
  14. 27. Using a magnetic field to create an electric current wire.
  15. 28. The force that resists the start of sliding motion between two surfaces that are touching.
Down
  1. 2. A relationship between electricity and magnetism.
  2. 3. A force resulting from spinning electric charges in magnets.
  3. 7. A material through which charges can move freely.
  4. 8. Any material that attracts iron or things made of iron.
  5. 10. A force of attraction between objects due to their mass.
  6. 12. The tendency of all objects to resist a change in motion.
  7. 14. Wrapping a solenoid around an iron core creates an _______.
  8. 15. Two magnets can push each other apart because of their ends, or _______.
  9. 16. _______ use induction to change mechanical energy into electrical energy.
  10. 18. The area in which an object experiences a force at a distance.
  11. 19. A material through which charges cannot move easily.
  12. 21. When an object travels around another object in space.
  13. 23. The combination of all the forces acting on an object.
  14. 25. A property that leads to electromagnetic interactions between the particles that make up matter.