chapter 7 electricity bingo. a circuit in which current has more than one path is called a...
TRANSCRIPT
CHAPTER 7 ELECTRICITY
BINGO
A circuit in which current has more than one path is called a _________________ circuit.
PARALLEL
A circuit in which current has only one path is called a
_________________ circuit.
SERIES
Materials through which charge flows easily are called
____________________.
CONDUCTORS
Materials through which charge does not flow easily are called
____________________.
INSULATORS
An atomic particle that carries a positive
charge.
PROTON
An atomic particle that carries a negative
charge.
ELECTRON
An atomic particle that is neutral.
NEUTRON
The flow of electric charges in a circuit
CURRENT
The tendency for a material to oppose the
flow of electrons
RESISTANCE
A path through which electric charges may
travel
CLOSED
CIRCUIT
A shorthand method to represent the arrangement
of the parts in a circuit
SCHEMATIC DIAGRAM
A device that may be used to stop and start the flow of electricity in a circuit
SWITCH
What is the arrow pointing to?
RESISTOR
What is the arrow pointing to?
WIRE
A device that protects circuits from high current is a circuit ____________________.
BREAKER
A battery uses ______________ energy to
move charges.
CHEMICAL
A metric unit used to measure current
AMPERE
A metric unit used to measure resistance
OHM
A metric unit used to measure voltage
VOLT
The mathematical relationship between current,
voltage, and resistance is known as:
OHM’S LAW
Calculate the total resistance:
9 ohms
Positive electric charges ATTRACT _____________
electric charges
NEGATIVE
What is the current in each
resistor?9V
3 ohms 3 ohms
3 AMPS
What is the voltage in a circuit that has a current of 2.4 A and
a resistance of 4.0 ?
9.6 VOLTS
A stove uses a power source of 240 V and draws a current of 5.0A what is the resistance in
the stove?
48 OHMS