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Water waves can move a piece of cork floating on top of the water only in a up and down motion?
True
What is true about magnets?
a magnet always has two poles
Is it true that a magnet is an object that can exert force on another material?
Yes, it is true that a magnet is an object that can exert force on another material. However, it will only exert that force if it is made out of the correct material. Items made of iron are the most common magnetic objects.
Breaking a magnet will destroy the magnets magnetic properties. True or false?
True. when you heat a magnet you are supplying it with energy therefore the dipoles have enough energy to free themselves form their initial order.
Is salt water is denser than fresh water true or false?
that is true
Is it true if a magnet is floated on a cork in water and balanced on a sharp point will one end will go east and the other will point west?
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Is it true or false that cork is the bark of the cork oak?
true Absolutly true Quercus suber is the cork oak.
Water waves can move a piece of cork floating on top of the water only in a up and down motion?
True
Why were witches floated?
cause they believed that if a witch floated she was a true witch. if the person sank, they weren't a witch, and also dead to prove it.
Is Cork a part of cork oak true or false?
Yes, the tree forms a thick, rugged and corky bark. Over time this bark can develop considerable thickness and this can be harvested every 10-12 years as cork. The harvesting of cork does not harm the tree and a new layer of cork regrows, making it a renewable resource.
What is true about the magnet if an electric field exists around a magnet?
Then the magnet not only has magnetism, but also an electrical charge.
The north pole of one magnet will attract the south pole of another magnet?
True
True or false filing is attracted to a magnet?
True for iron filing.
Is it true earth has a magnet field?
Yes
Is it true that the magnetic force becomes stronger towards the centre of the magnet?
No.The part of the magnet where there is the strongest pull or attraction are called the poles of the magnet.
What is true about magnets?
a magnet always has two poles
Will the north end of a suspended magnet point to the magnetic north pole?
true, if the the magnet is not labeled the north end will always point towards the north pole.
