Earth is surrounded by a magnetic field generated by electric currents from within the planet. Compasses take advantage of this field to identify north and serve as a navigational aid. But one social ...
Magnets are found all over the place. They hold items on the refrigerator while also holding the door shut. Our banking cards have magnetic strips — as do speakers, motors, and automatic doors.
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A Compass Works Differently in Space, Varying Widely From Planet to Planet
Explorers have long trusted compasses to navigate Earth's land and oceans, using our planet's global magnetic field as their ...
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EXPERIMENT Science Magnet vs needle
In this fascinating experiment, we delve into the world of science by pitting a powerful magnet against a simple needle. Watch as we explore the magnetic forces at play and discover the reactions of ...
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