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WorksheetsELECTRICITY AND INVENTIONS
Total questions: 20
Worksheet time: 20mins
What particles flow for electricity to be transmitted?
electrons.
protons.
neutrons.
Thomas Edison invented this machine to record sound.
phonograph
kinetoscope
light bulb
laboratory
It was the first successful invention of Thomas Edison.
phonograph
kinetoscope
light bulb
laboratory
Thomas Edison invented power stations that supplied electricity needed for this invention.
phonograph
kinetoscope
light bulb
laboratory
Only one person could watch the motion pictures at a time in this invention.
phonograph
kinetoscope
light bulb
laboratory
The place in a wall where we plug in electrical machines to connect them to the mains electricity supply.
pylon
light switch
socket
fuse box
A large metal structure that keep electrical cables away from the ground and from people.
pylon
light switch
socket
fuse box
Parallel circuit
Simple circuit
series circuit
Parallel circuit
Simple circuit
series circuit
Tick the electrical conductors:
wire
coin
rubber
wood spoon
paper clip
When two objects have opposite electric charges they ...
attract
repel
The protons have a _________________electric charge.
positive
negative
neutral
The electrons have a _________________electric charge.
positive
negative
neutral
Electrons flow in different directions to create electric current
True
False
Two or more light bulbs are connected to one battery:
Parallel circuit
Series circuit
Simple circuit
It forms two or more circles, one bigger than the other:
Parallel circuit
Series circuit
Simple circuit
Each of these two circuits has a light bulb, connected to the same battery:
Parallel circuit
Series circuit
Simple circuit
Electricity travels along signals to our homes.
True
False
From the fuse box, electricity travels through wires to electrical devices.
True
False
The inventor of the light bulb was...
(a)
