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WorksheetsMagnets and electricity
Total questions: 25
Worksheet time: 29mins
Iron is a metal which is attracted to magnets.
True
False
A magnet has two magnetic poles.
True
False
Earth is a giant magnet.
True
False
What happens when two north poles of a magnet are placed together?
¿Qué sucede cuando dos polos norte de un imán se colocan juntos?
they repel (push away)
se repelen (se alejan)
they attract (pull together)
se atraen
they cancel each other out
se cancelan mutuamente
the strength of the magnet is doubled
la fuerza del imán se duplica
What do the lines around this magnet represent?
¿Qué representan las líneas alrededor de este imán?
North Pole
South Pole
Magnetic Declination
Magnetic Field
If the North Pole of a permanent magnet is placed next to a compass as seen in the picture, which direction will the needle move?
Si el Polo Norte de un imán permanente se coloca junto a una brújula como se ve en la imagen, ¿en qué dirección se moverá la aguja?
To the right (away from the magnet)
A la derecha (lejos del imán)
To the left (towards the magnet)
A la izquierda (hacia el imán)
It will not move
No se moverá
Need more information
Necesitas más información
A temporary magnet stays magnetized for __________________.
Un imán temporal permanece magnetizado por __________________.
A long time
Mucho tiempo
A short time
Un tiempo corto
Just as long as any other magnet
Tan largo como cualquier otro imán
Not this one
Este no
Cuando se enrolla un cable eléctrico alrededor de un objeto de hierro y se hace pasar electricidad por él, se genera un...
Electroimán
Imán
Motor eléctrico
Alternador
La palabra magnetismo proviene de una región Grecia llamada
imán
magnetos
Magnesia
Greciat
Whats a navigational device that uses a small magnet (needle).
Magnetism
Magnetic field
Compass
Ferromagnetic Material
What's it called when two
north poles or two south poles push
each other away
Attract
Repel
Magnet
Needle
Magnetic poles always occur in...
Pairs
Boxes
Everything
Classrooms
Every magnetic pair contains...
a north and south pole
a north and west pole
a north and east pole
2 north poles
a natural magnet
magnetite
horse shoe
circular
U shaped
Magnet looses it magnetic power on
Heating
Hammering
Dropping from height
All of these
. What would we call a nail that can pick up a paperclip because it is touching a magnet?
Temporary magnet
Poles
Force
Detector
Which two metals will be attracted by a magnet?
Iron and cobalt
Gold and Silver
Aluminium and Lead
Copper and Cobalt
Why does a compass needle, point towards the north?
The compass is a bar magnet.
North is up.
It deflects.
It lines up with the Earth's magnetic field.
What will happen when these magnets are brought close together?
They will attract each other.
They will repel each other.
Both the magnets will turn to the left.
Both the magnets will turn to the right.
This large crane magnet functions only when the electrical current is ON. The crane magnet is an example of what type of magnet?
NIB Magnet
Ceramic Magnet
Electromagnet
Disc magnet
Which of the following statements is true about a bar magnet?
Its magnetic field is strongest near its center.
It is surrounded by a magnetic field.
The north pole is stronger than the south pole.
The south pole is stronger than the north pole.
How is Earth's magnetic field similar to that of a magnet?
It is hundreds of miles long.
It has north and south poles.
It is made in Earth's core.
It is shaped like a horseshoe.
