Magnets come in, different sizes and shapes, wood, Ordinary types of magnets are, permanent magnest, recycling, Magnetism is related to, Electricity, a shallow water to recover metal, Apparatuses magnetized by an electric current are called, electromagnetics, boats, Magnets are used in, recycling, shapes, Magnetometer, measures the earth´s magnetic field, electromagnets, Magnets can not located, wood, metal, Huge electromagnetics can be used in, a shallow water to recover metal, different sizes and shapes, Experts believe there maybe 3 millions, Ship lying at the bottom of the ocean, people have magnets, Titanic hit an, iceberg, building, Aurora boreal is, colorful lights that appear in the sky, a hard rain

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