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POWERPOINT PRESENTATION

POWERPOINT PRESENTATION. SUBMITTED BY, JIJI.S.P PHYSICAL SCIENCE. WELCOME. NATURE IS THE GREAT MAGICIAN.

hadley-hodge
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POWERPOINT PRESENTATION

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  1. POWERPOINT PRESENTATION SUBMITTED BY, JIJI.S.P PHYSICAL SCIENCE

  2. WELCOME

  3. NATURE IS THE GREAT MAGICIAN

  4. IS IT POSSIBLE TO PLACE A PAPER CLIP OR COIN ON THE SURFACE OF THE WATER ?

  5. WHY IT BECOMES POSSIBLE ?

  6. IT IS DUE TO SURFACE TENSION SURFACE TENSION IS THE FORCE WHICH HELPS THE LIQUIDS TO ACT AS AN ELASTIC FILM

  7. REASON OF SURFACE TENSION

  8. THE TOTAL ATTRACTIVE FORCE OF THE MOLECULES IN THE BULK IS ZERO. • BUT THE MOLECULES ON THE SURFACE IS ATTRACTED TO BOTH SIDES AND TO DOWNWARDS. • HENCE THE SURFACE ACTS AS AN ELASTIC FILM

  9. SURFACE TENSION REDUCES THE SURFACE AREA

  10. SURFACE TENSION CAUSES THE SPHERICAL SHAPE OF LIQUID DROPLETS

  11. THANK YOU …

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