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WorksheetsElectricity and magnetism 6º primaria (Unit 5)
Total questions: 22
Worksheet time: 11mins
The area of force produced by a magnet is called a magnetic field
True
False
Metals are not attracted to magnets
True
False
The Earth has its own magetic field
True
False
A compass uses the Earth's magnetic field for directions
True
False
Magnetic fields are visible to the human eye
True
False
Induced magnets never lose their magnetism
True
False
Electromagnets are used in speakers, hairdryer and glasses
True
False
This item plays radio or music and has magnets in its speaker parts. The magnetic forces make the speaker vibrate.
An iron
A stereo
A hairdryer
A key card
This item's electric motor is powered by magnetism. The forces make the motor spin and suck up other items for the floor.
A vacuum cleaner
A microwave
A laptop
A compass
This device consits of a magnetic strip that opens a door.
A computer
A key card
A payment terminal
A washing machine
Permanent magnets are magnetic all the time
True
False
Temporary magnets are...
magnetic all the time
magnetic for a long period of time
magnetic for a short period of time
never magnetised
How can we see the magnetic field around a magnet?
Using sand
Using papel clips
Using iron fillings
Using dust
Where do compasses point towards?
The North Pole
The Sun
The South Pole
The magnetic North Pole
Point out whish one is a magnetic object
A paper clip
A silver ring
A gold bar
An iron nail
Point out which one is a non-magnetic object
A tin can
a CD
A wooden ruler
an MRI scanner
Choose the correct sentence
Magnetic materials are always metallic, but not all metals are attracted to magnets
Magnetic materials are always metallic, but all metals are attracted to magnets
The iron becomes magnetised when the circuit is:
Open
Closed
The iron object looses its magnetic force when the circuit is
Open
Closed
Magnets have two poles. They are
East and West
Noth and South
Two magnets place with the same poles together will be
Repelled to each other
Attracted to each other
None of them
The Magnetic North Pole is the same of the geographical North Pole
True
False
