Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
parallel circuit
|
a circuit in which each object is connected to the cell separately
|
|
|
fuse
|
a device that melts to keep too much electric current from flowing through wires. Once melted, a fuse can not be reused.
|
|
|
circuit breaker
|
a reusable switch that protects circuits from dangerously high currents
|
|
|
pole
|
one of two ends of a magnet, where a magnet's pull is strongest
|
|
|
magnetic field
|
a region of magnetic force around a magnet
|
|
|
electromagnet
|
a temporary magnet created when current flows through wire wrapped in coils around an iron bar
|
|
|
electric motor
|
a power source that transforms electrical energy into movement or mechanical energy
|
|
|
generator
|
a device that creates alternating current by spinning an electric coil between the poles of a powerful magnet.
|
|
|
static electricity
|
the buildup of an electric charge on a material
|
|
|
discharge
|
the sudden movement of an electric charge from the object where it built up onto another nearby object. The "ZAP"
|
|
|
conductor
|
a material through which heat or electricity flows easily
|
|
|
insulator
|
a material thrugh which heat or electricity does not flow easily
|
|
|
circuit
|
a complete path through which electricity can flow
|
|
|
current electricity
|
a moving electrical charge
|
|
|
series circuit
|
a circuit in which the objects are connected in a single path
|
