Electricity
a flow of electrons through a circuit
electric current
an example of a series circuit
Christmas lights from 1980's
an example of a parallel circuit
Exit lights for emergencies
Graphite in pencils can transmit electricity. True or False
True
a circle with an loop through it
light
A device used in a circuit to interrupt the flow of electrons.
A Switch
if one christmas light is removed from the strand what happens
all turn off
if one single light turns off what happens to the rest
nothing
Plastic tape on a circuit does this to electrical flow.
blocks it- insulator
a zig zagged line
Resistor
potential electrical energy that moves current
voltage
How does current flow in a series circuit?
How does current flow in a parallel circuit?
in one direction along multiple paths back to the battery
Tap water is said to have this property.
conductor
a short line and a parallel longer line attached to a wire signify this.
battery
item used to resist flow of current
resistor
What are two disadvantage with series circuit?
one light out, then will not work
needs bigger battery to power the circuit
What are two advantages of parallel circuits?
Requires less electricity
Will continue to work even if 1 light goes out
Multiple paths back to battery
Name 5 conductors of electricity.
iron nail, silver, gold, copper wire, copper tape, platinum
Two circles with a lever open signify this.
open switch
What has more resistance: 2-1 ohm resistors wired in series or 3 in parallel
2 in series
Draw two three lights in a series circuit with battery and wires.
Answers will vary.
Draw a circuit for 2 LED lights , a battery, and wire running in a parallel circuit.
Answers will vary.
Name 5 insulators.
cloth, paper, wood, Styrofoam, plastic, rubber
two circles with a closed line between them signify this.
closed circuit.