You can use a switch in a circuit to create a gap in a circuit. This can be used to switch it on and off.
FALSE
TRUE
Is this chart CORRECT or INCORRECT?
CORRECT
INCORRECT
Which would be the best material to make a wire?
wood
rubber
copper
Electricity will only travel around a circuit that is complete. That means it has no gaps.
TRUE
FALSE
In a circuit, what does this symbol represent?
the lamp bulb
the switch
the battery
which of these is a unit of electrical energy?
kilogram
volt
meter
Touching a conductor in a circuit is very dangerous because you may get:
a new hair style
an electric shock
very tired
What do we call "the flow of negative electrons from one place to another"?
fire
electricity
wind
Which kind of material let electricity flows through it?
conductor
connector
insulator
These appliances convert electricity RESPECTIVELY to:
LIGHT - SOUND - MOVEMENT - HEAT
LIGHT - MOVEMENT - SOUND - HEAT
MOVEMENT - SOUND - LIGHT - HEAT
Atoms are made up of three particles known as protons, neutrons and electrons.
FALSE
TRUE
Which object is an electrical insulator?
plastic bottle
metal paperclip
copper wire
Static electricity results from an imbalance between negative and positive charges in objects.
TRUE
FALSE
A proton carries a negative charge (-) and an electron carries a positive charge (+).
TRUE
FALSE