Earth as a Magnet

Earth as a Magnet

Different kinds of light including visible,infrared and ultraviolet; how the Earth’s magnetic field provides protection against damaging solar winds; speed of sunlight and how solar winds are deflected; interiors of Mars and Earth compared; the importance of protecting the earth’s atmosphere against ultraviolet light; phenomenon of the Aurora Borealis; a science projects about magnetism

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Magnetic Attraction

Magnetic Attraction

Making a magnet; magnetism as a force from a distance; different types of magnet including natural, electromagnets, permanent and temporary; how lodestone rock is formed as a result of volcanic activity; natural magnetism and the formation of lodestone beaches in New Zealand; experiments with magnets; investigating what materials are attracted to magnets; A science fair projects resource.

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Properties of Magnets

Properties of Magnets

Definition of a magnet and properties of a magnetic field; how magnetic fields are invisible to the naked eye; experiment using iron filings to ‘see’ a magnetic field; the direction of attraction of magnetic lines of force; remembering the rules of magnetic attraction and repulsion; opposite poles attract and same poles repel; experiments using bar magnets; example of magnetic levitation

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Making a Compass

Making a Compass

Science experiments for kids showing how to magnetize a nail using a bar magnet; using a magnetized nail to make a compass; instructions for making a ‘wet’ or a ‘dry’ compass; using a compass to indicate north and south; science projects using compasses; making a treasure map; plotting directions to a familiar landmark using a compass; fun science experiments about magnetism.

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Science Projects -Early Compasses

Science Projects -Early Compasses

The legend of Magnes and the discovery of lodestone; ancient superstitions about lodestone; early compasses and their limitations; a description of a sixteenth century maritime compass; explanation of symbols used on a sixteenth century maritime compass including symbols used to indicate north and east; original science project ideas for making colorful compass roses.

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