Answer :
The magnet produces a domain alignment that allows the iron become magnetic such that it is attracted to the original magnet.the magnetic iron can then create the same effect on another piece of iron.
Explanation:
the piece of magnet is brought closer to the iron where the domains of the iron align including the magnetic poles.
Answer:
There is an inward force acting on the can
Explanation:
This inward force is known as Centripetal force and it is responsible for making the can whirl on the end of a string in circle and it is also directed towards the center around which the can is moving.
Answer:
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Solids have the highest density. Then comes liquid and the less dense one is gas.