Measuring electric current

12 questions

1. What is the name of the tiny, charged particles that flow in a circuit?
2. What is the name of the component that can be closed (to allow current to flow) or opened (to stop current flowing)?
3. Which of the following words is used to describe a flow of charge?
4. Where do electrons enter a cell?
5. Where would you find electrons that can flow to cause a current? Select all that apply.
6. Match the following electrical terms to their definition.
7. Which of the following images is of an ammeter?
8. What happens to the current in a series circuit?
9. What will happen to the current when an ammeter is placed in a series circuit?
10. Which of the following statements about this circuit is correct?
11. Which of the following statements about the readings on the two ammeters is correct?
12. What of the following statements about the lamps in the circuit shown is correct?

License: OGL