Homeowners Electrical Quiz ChallengeShare:FacebookPinterestTwitterMailWhy should you never plug a space heater into a lightweight extension cord?80%Next Correct Incorrect Space heaters draw a lot of power, and thin extension cords can quickly overheat, posing a fire risk. Why should you never plug a space heater into a lightweight extension cord? It Damages The Heater It Causes Radio Interference It Makes The Heater Noisy It Can Overheat The Cord 80%