BY: JALEN DOSTAL

DISCOVERS THAT THEY'RE TWO TYPES OF CHARGES: POSITIVE AND NEGATIVE

DISCOVERS ELECTRICITY FROM TWO DIFFERENT METALS CAUSES FROG LEGS TO TWITCH

ELECTRIC CURRENT AFFECTS COMPASS NEEDLE

IN PARIS FINDS THAT WIRES CARRYING CURRENT PRODUCE FORCES ON EACH OTHER

IN LONDON DEVELOPS IDEA OF ELECTRIC FIELD AND STUDIES THE EFFECT OF CURRENTS ON MAGNETS

BY JOEL HOUGHTON, A HAND-POWERED DEVICE CRANKED BY HAND WHILE WATER SPRAYED ONTO THE DISHES

A SCOTTISH PHYSICIST AND MATHEMATICIAN, PUTS THE THEORY OF ELECTROMAGNETISM ON MATHEMATICAL BASI.

PREDICTIONS ABOUT THE CONNECTIONS OF MAGNETISM AND ELECTRICITY LEADING TO THE PREDICTION OF ELECTROMAGNETIC WAVES

SHOWS MAXWELL WAS CORRECT AND GENERATES AND DETECTS ELECTROMAGNETIC WAVES

PUTS THE DISCOVERY TO PRACTICAL USE BY SENDING MESSAGES OVER LONG DISTANCES BY MEANS OF RADIO SIGNALS. I.E

DISCOVERED BY WILHELM ROENTGEN, USES ELECTROMAGNETIC ENERGY. THE X-RAY WAS DISCOVERED IN GERMANY AT WURZBURG UNIVERSITY. THE X-RAY WAS DISCOVERED BY ACCIDENT.