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WorksheetsMagnets and their effects
Total questions: 15
Worksheet time: 10mins
the paper clip is flying why ?
Black magic
there is magnet under the cup
there is water in the cup
the water in the cup is hot
What will happen if you keep a magnetic compass near a bar magnet?
The needle will deflect
The needle will reverse the direction
The needle will start rotating
The needle will not show any movement.
3. Magnets attract the substances made of:
magnetic substances
non magnetic substances
wood
none of them
(a) is the sure test for magnetism
(a) poles repel each other
the property of a magnetic materials to attract to magnet is know. As (a) of the magnet
A Magnetic compass is built on (a)
A- who found magnet ?
B- Where ?
a- magnes
b- magnesia
a- ferromagnet
b-magnet
a-magnetic
b- magnetism
a-Masen
b- Magnesia
Attraction is seen between the poles of two bar magnets in the case of
N-pole of one magnet with N-pole of other
N-pole of one magnet with S-pole of other
S-pole of one magnet with S-pole of other
all of these cases will show attraction
What should the compass needle be made of?
Brass
Iron
Aluminium
Silver
What was used by Sailors in older days to identify the direction
Lode Stone
Magnetite
Iron
nickel
The earth acts like a giant
Bar magnet
Electromagnet
Horseshoe Magnet
none of these
When we freely suspend a magnet , the north pole of the magnet points towards -
geographical south side of earth
west-south
east
geographical north side of earth
What are the 2 poles of magnet
east - west
south-west
north-south
north-east
what are the 2 types of magnets ?
week-strong
natural - artificial
