Yes, the compass needle will show similar behavior when a magnet is brought closer. As a magnet itself, the needle will align with the external magnetic field, showing attraction or repulsion depending on the poles.
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Placing a piece of wood between the compass needle and the magnet will not affect the compass needle’s deflection. Wood is non-magnetic and does not interfere with the magnetic field or the compass needle.
Different magnets lift varying numbers of pins due to differences in their magnetic strength, size, and material composition. Stronger magnets have a more intense magnetic field, enabling them to attract and hold more pins.
To prevent screws from falling, the mechanic can magnetize the screwdriver by rubbing it against a magnet several times in one direction. The magnetized screwdriver will then attract the steel screws, holding them in place.
Yes, the compass needle’s north pole points towards the Earth’s geographic north, indicating that the Earth’s magnetic south pole is near the geographic north. Thus, the Earth’s magnetic north pole is near the geographic south.