8 Science Unit 3 Lesson 3

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Across
  1. 3. a complete close path through which electric charges can flow
  2. 5. a metal strip in this breaks if the current gets to high in a circuit
  3. 7. a metal ________ connected to the ground by a thick conducting wire can help protect from lightning strikes
  4. 8. this type of circuit offers more than one path for electric charges to follow
  5. 10. a _______ cell that converts sunlight into electricity
  6. 12. this type of circuit all parts are connected in one path for the electric charges to follow
  7. 13. GFCI's are often used into electrical outlets that are near water
Down
  1. 1. changes chemical energy into direct current electrical energy
  2. 2. a circuit _______ is commonly used today in electrical panels to prevent overloads
  3. 3. a material in which electric charges can move easily
  4. 4. a device that uses electrical energy to operate
  5. 6. a relatively inexpensive metal used for wires
  6. 9. a dangerous, huge discharge of electrical charges that build up in clouds
  7. 10. a device that turns electrical devices on and off
  8. 11. if a short circuit occurs, the wires can heat up enough to cause this