Electricity I
Materials that allow electric charges to flow through it easily
Electrical conductor
How you get a balloon to stick to your head
static electricity
A device that can open or close a circuit.
switch.
Oppositely charge objects _____________ each other.
attract.
Which is a good electrical conductor: A) plastic B) wood C) rubber D) metal
D) metal.
Describe the energy conversions in a smart phone
chemical energy to electricity to light and sound to heat
_____________ is when an electrical wire and a bulb are connected as a circuit which generates electric current.
Closed circuit
Electrons in a circuit are pushed away from a battery's ____________ pole.
negative.
All matter is made of___________
atoms
A battery converts chemical energy into _______________.
electrical energy.
Flow of electric charge
Electric current
Atomic particle with a positive charge
Proton
Atomic particle with a negative charge
Electron
The ____________ has no charge, it is neutral.
Neutron
Path of electric charge
Electric circuit
An object in an electrical circuit that does not allow the flow of electrons.
insulator
_____________ when the wire is taken from the circuit, the bulb stops working.
Open circuit
An example of insulator
rubber, wood, glass, paper, cloth
Energy generated by the movement of electric charges
Electrical power
Electrical current is the flow of moving _______________.
electrons.
When electrons move quickly from one atom to another is it called ____________________.
Electricity
A ____________ is a material that current can pass through easily, like metals.
Conductor
Electrons in a circuit are pulled toward the battery's __________ pole.
positive.
The main parts of an electric circuit are _____
Source of energy, wires or other conductors, and load
It provides energy, making electrical charges move in the circuit.
Battery or Source of electricity