WorksheetsEnergy and magnetism
Total questions: 20
Worksheet time: 10mins
This is
a simple machine
a complex machine
This is
a simple machine
a complex machine
A simple machine is made of
many parts
a few parts
The heater uses
chemical energy
electrical energy
A nad B
Choose the simple machines
screw
hammer
computer
fan
ramp
It is easier to move objects if the ramp is
more inclined
less inclined
Choose the machines that make work easier at home.
a drone
a washing machine
an electric toothbrush
an air conditioning
Who can be replaced by machines?
a taxi driver
a graphic designer
a telemarketer
a personal trainer
a waiter
Conductors
drive cars
allow the electricity flow
do not allow the electricity flow
are made of metal
Insulators
do not allow electricity flow
allow electricity flow
are made of plastic or rubber
are made of metal
Which metal is the best conductor?
an iron
a copper
a gold
an alluminium
Parts of the electric circuit are
a switch, a cable, a generador, a receptor
a switch, a cable, a generador, a receptor and an insulator
a switch, a cable, a generador, a receptor and a copper cable
a switch, a cable, a generador, a receptor and a conductor
Magnets
attract certain metal objects
have two poles
create magnetic field
The Earth is like a magnet
This is an electric circuit.
This is not an electric circuit.
A generator
produces electricity
is a battery
is a dinamo
opens and closes the circuit
This uses a battery.
This is a torch.
This uses a dinamo.
This uses a generator.
This object detects the Earth's magnetic field.
This object does not detect the Earth's magnetic field.
This object always points East
Choose the uses of magnets
a botton
a credit card
a bike
a fridge
a chair
This Japanese train confirms magnetic field.
This Japanese train does not confirm magnetic field.
Magnets can be
only natural
only artificial
both natural and artificial
