PS-6.8 - Electricity Worksheet - For Review

1. _________________________ is the flow of electric charges.
2. An _______________ _________________ carries energy.
3. List at least four things that can be found in an electric circuit. ________________,
___________________, ___________________, and ______________________.
4. Why do people use electrical symbols and circuit diagrams to describe a circuit?
5. Label each of the following parts of the electric circuit:
______________
____________
______________
______________
_________________
_______________
6. Circuits provide a _____________ through which electricity travels.
7. A ___________________ is an electrical component that uses energy.
8. Because a complete path through wire is needed for electricity to work, a _________ works
by breaking or completing the circuit path.
9. What is the difference between an open circuit and a closed circuit?
10. Draw a closed circuit diagram.
11. Draw a circuit that has a battery, three wires, a bulb, and a switch.
12. The electrical property of matter that creates a force between objects is called
______________________.
13. What are the two kinds of charges? _______________ and _________________

14. Think back to chemistry, what are the parts of the atoms that have the charge? Name the
part and the charge. Where do you find each?
15. Complete the phrases. “Like charge ______________” and “Unlike charges
______________”.
16. The buildup of charges on an object is called _______________________________.
17. For each of the following, write whether they will attract, repel, or nothing will happen.
A. B. C. 0
A and B _______________
B and C _______________
A and A ______________
B and A _______________
C and C ______________
B and B _______________
18. An object with zero charge is called ________________________________.
The person whose finger is shown below has walked across a carpet and is about to touch the
doorknob.
19. Are the charges in the finger attracted or repelled by the charges in the doorknob? How
can you tell?
20. What do the lines around the finger and doorknob represent?
21. Static electric charge is a result of electrons moving into an object from another object.
What is another way static electricity can build up in an object?
22. What will the charge be on the finger and on the doorknob after they touch?
23. What is the unit of electric charge? _____________________
24. The electric force is the force of attraction or repulsion between objects due to charge. It
depends on the _________________ and the __________________. The electric force
acts through a field.

From the list below, choose the term that best completes each sentence.
conservation of charge static electricity conduction induction
static discharge electroscope friction
25. The buildup of charges on an object is called ____________________ .
26. The law of ________________________ states that charges are not created or destroyed.
They are transferred.
27. The transfer of charge from one object to another by rubbing is called
____________________.
28. A(n) ____________________ is an instrument that can detect an electric charge.
29. The loss of static electricity as electric charges move off an object is called
___________________.
30. The movement of electrons from one part of an object to another part, caused by the
electric field of another object, without the two objects touching is called
_____________________.
31. The transfer of charge when electrons move from a charged object to another object by
direct contact is called ______________________.