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By Sydney Woods and Keishun Smith WHAT IS MAGNETISM? MAGNETISM REFERS TO PHYSICAL PHENOMENA ARISING FROM THE FORCE BETWEEN MAGNETS, OBJECTS THAT PRODUCE.

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Presentation on theme: "By Sydney Woods and Keishun Smith WHAT IS MAGNETISM? MAGNETISM REFERS TO PHYSICAL PHENOMENA ARISING FROM THE FORCE BETWEEN MAGNETS, OBJECTS THAT PRODUCE."— Presentation transcript:

1

2 By Sydney Woods and Keishun Smith

3 WHAT IS MAGNETISM? MAGNETISM REFERS TO PHYSICAL PHENOMENA ARISING FROM THE FORCE BETWEEN MAGNETS, OBJECTS THAT PRODUCE FIELDS THAT ATTRACT OR REPEL OTHER OBJECTS.

4 FORMS OF MAGNETISM: FERROMAGNETISM PERMANENT MAGNETS, MADE FROM MATERIALS SUCH AS IRON, EXPERIENCE THE STRONGEST EFFECTS, KNOWN AS. THIS IS THE ONLY FORM OF MAGNETISM STRONG ENOUGH TO BE FELT BY PEOPLE.

5 MORE FORMS OF MAGNETISM: DIAMAGNETISM MATERIALS ARE REPELLED BY A MAGNETIC FIELD.

6 FORMS OF MAGNETISM: PARAMANETISM CERTAIN MATERIALS ARE ATTRACTED BY A MAGNETIC FIELD

7 FORMS OF MAGNETISM: ANTIFERROMAGNETISM MAGNETIC PROPERTIES OF ATOMS OR MOLECULES ALIGN NEXT TO EACH OTHER

8 MAGNETIC FIELDS MAGNETS CREATE INVISIBLE AREA OF MAGNETISM ALL AROUND IT OPPOSITE POLES ATTRACT EACH OTHER ALIKE POLES REPEL EACH OTHER.

9 FUN FACTS! IF YOU CUT A BAR MAGNET IN HALF, YOU GET TWO BRAND NEW, SMALLER MAGNETS, EACH WITH ITS OWN NORTH AND SOUTH POLE. IF YOU RUN A MAGNET A FEW TIMES OVER AN UNMAGNETIZED PIECE OF A MAGNETIC MATERIAL (SUCH AS AN IRON NAIL), YOU CAN CONVERT IT INTO A MAGNET AS WELL. THIS IS CALLED MAGNETIZATION.


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