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Gravity & Magnetism. Gravity. Gravity- Force that pulls objects to the ground. Magnetism. Magnets are objects that pull on IRON. Magnetism -force that causes magnets to pull on IRON. What kinds of things are made of iron?. Magnets. Pole -a magnet’s strongest point. Magnets have two poles
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Gravity • Gravity-Force that pulls objects to the ground.
Magnetism Magnets are objects that pull on IRON. • Magnetism-force that causes magnets to pull on IRON. What kinds of things are made of iron?
Magnets • Pole-a magnet’s strongest point. • Magnets have two poles • NORTH & • SOUTH
Magnets • Opposite poles attract. • Like poles repel
Magnets • When a magnet can move on its own, the north pole will ALWAYS point north. • Why might this be good?
Images found on the follow pages. • http://k2.pcz.czest.pl/~mrspock/slkyell1.jpg • http://www.sgcworld.com/Newsletter/Feb03/Flag1.jpg • http://images.google.com/imgres?imgurl=http://www.aperfectworld.org/clipart/household/nail.gif&imgrefurl=http://www.aperfectworld.org/household.htm&h=550&w=385&sz=38&tbnid=C6DLAIYNSJoJ:&tbnh=130&tbnw=91&start=1&prev=/images%3Fq%3Dnail%26hl%3Den%26lr%3D%26ie%3DUTF-8 • http://narang.com/img/lab/magnet.jpg • http://www.oz.net/~coilgun/images/magnet_wire_spool.jpg • http://images.google.com/imgres?imgurl=http://www.life.uiuc.edu/boast1/lesson_kits/magnets/pics/magnets_4.jpg&imgrefurl=http://www.life.uiuc.edu/boast1/lesson_kits/magnets/worksheets1.html&h=325&w=435&sz=88&tbnid=cLlsbRAqXdEJ:&tbnh=91&tbnw=121&start=13&prev=/images%3Fq%3Dbar%2Bmagnet%26hl%3Den%26lr%3D%26ie%3DUTF-8 • http://www.100thpenn.com/compass.jpg