Vocabulary Test - Electricity And Magnets
19 Questions
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This is a vocabulary quiz on electricity and magnets. It is for 4th grade.
Questions and Answers
- 1.A material through which heat or electricity do not flow easily
- A.
Circuit
- B.
Current
- C.
Insulator
- D.
Conductor
- 2.A material through which heat or electricity flows easily
- A.
Circuit
- B.
Current
- C.
Insulator
- D.
Conductor
- 3.A circuit in which each object is connected to the cell separately
- A.
Series circuit
- B.
Parallel circuit
- C.
Complete circuit
- 4.A circuit in which the objects are connected in a single path
- A.
Series circuit
- B.
Parallel circuit
- C.
Complete circuit
- 5.A temporary magnet created when current flows through wire wrapped in coils around an iron bar.
- A.
Permanent magnet
- B.
Electro magnet
- C.
Powerful magnet
- 6.A device that creates alternating current by spinning an electric coil between magnets
- A.
Circuit
- B.
Electric motor
- C.
Generator
- 7.A reusable switch that protects circuits from dangerously high currents
- A.
Circuit
- B.
Fuse
- C.
Circuit breaker
- 8.A device that melts to keep too much electricity from flowing through wires
- A.
Circuit
- B.
Fuse
- C.
Circuit breaker
- 9.A complete path through which electricity can flow
- A.
Current
- B.
Discharge
- C.
Circuit
- 10.A moving electrical charge is
- A.
Current electricity
- B.
Circuit
- C.
A magnetic field
- 11.A power source that transforms electrical energy into movement
- A.
Electric motor
- B.
Generator
- C.
Magnetism
- 12.A region of magnetic force around a magnet
- A.
Pole
- B.
Discharge
- C.
Magnetic field
- 13.The sudden movement of an electric charge from the object where it built up onto another nearby object
- A.
Pole
- B.
Generator
- C.
Circuit
- D.
Discharge
- 14.The buildup of an electric charge on a material
- A.
Discharge
- B.
Circuit
- C.
Static electricity
- D.
Current electricity
- 15.Lightning is an example of a
- 16.The region of magnetic force around a magnet is called
- 17.Most newer houses or electrical systems use a ___ to protect circuits from dangerously high currents
- 18.A circuit with two light bulbs on the same circuit is known as a __ circuit
- 19.Rubber and plastic are good examples of _____
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