Τετράδιο Εργασιών, σελ. 126 - 128.
How can the child in the picture move the magnet without touching it?
Τετράδιο Εργασιών, σελ. 126 - 128.
When I approach 2 poles of the same color, they move away.
When I approach 2 poles with different colors, they get closer.
Τετράδιο Εργασιών, σελ. 126 - 128.
Τετράδιο Εργασιών, σελ. 126 - 128.
Τετράδιο Εργασιών, σελ. 126 - 128.
the magnet orients itself like the magnetic needle of a compass.
A magnet or a magnetic needle that can rotate freely always points in the North-South direction. The pole of the magnet that points North is called the north magnetic pole.
How can the child in the picture move the magnet without touching it?
Τετράδιο Εργασιών, σελ. 126 - 128.
He will bring the magnet he is holding in his hand closer to the magnet on the table. If he brings the like poles closer, the magnet will move to the right. If he brings the opposite poles closer, the magnet will move to the left.
Τετράδιο Εργασιών, σελ. 126 - 128.
The compass needle is a magnet. The compass helps us locate true north.
Which pole of the magnet points towards the Earth's true north?
The north pole of the magnetic needle points towards the Earth's Geographic North, since it is attracted to the Earth's south magnetic pole.
Τετράδιο Εργασιών, σελ. 126 - 128.
Imagine someone gives you three identical pieces of metal. Two of them are magnets, while the third piece is iron. How can you tell the iron apart?
I will approach the pieces of metal two by two from both sides. Iron is always attracted to magnets. However, when I approach 2 similar poles, I will notice that they repel each other, so they will be magnets.
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