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;
17 Cards in this Set
- Front
- Back
|
static electricity
|
The buildup of charges on an object
|
|
|
friction
|
A force that opposes the motion of objects that touch as they move past each other
|
|
|
insulating materials
|
Cannot conduct electricity
|
|
|
electricity
|
A form of energy caused by the movement of electrons.
|
|
|
magnetism
|
The force of attraction or repulsion of magnetic materials
|
|
|
electric force
|
the attraction or repulsion between electric charges
|
|
|
electric current
|
The continuous flow of electric charges through a material
|
|
|
electric circuit
|
a complete, unbroken path through which electric charges can flow
|
|
|
poles
|
the two ends of a magnet, one north and one south
|
|
|
fields
|
Gravity, magnetic, and electric are all kinds of:
|
|
|
electromagnet
|
a form of energy that exhibits wavelike behavior as it travels through space
|
|
|
electrical core
|
Producing Electricit
|
|
|
resistor
|
An electrical device that resists the flow of electrical current
|
|
|
switch
|
A device for making, breaking, or changing the connections in an electrical circuit.
|
|
|
power source
|
a device that provides power to electric machines
|
|
|
insulator
|
A material that does not allow heat or electrons to move through it easily.
|
|
|
conductor
|
A material that allows heat and electricity to pass through it.
|
