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9. Which of the following is the best electrical insulator?
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
3. Which of the following could most likely be used to fix a broken circuit?
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
6. Which of the following is the best conductor of electricity?
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
2. Christmas lights are on a series circuit. The electricity has one pathway to flow. When one bulb burns out, the rest of the lights will. . .
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
10. Which of the following best explains the difference between a conductor and an insulator?
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
1. All of the following are objects that use electrical circuits except. . .
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
5. In order for an electrical circuit to work properly, the circuit must. . .
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
4. Which of the following is the best reason why electricians use gloves when working on power lines?
B. go out
C. a bicycle
B. to protect them from electrical shock
B. insulators block the flow of electricity and conductors allow the flow of electricity
B. copper wire
A. be complete
C. rubber eraser
D. metal paperclips
Check it!