Sunday 17 May 2015

RM 15 SCIENCE

THE TRICKY PENCIL, STRING & WEIGHTS EXPERIMENT

ON MONDAY THE 11TH OF MAY

RM 15 CARRIED OUT A SCIENCE EXPERIMENT THAT INVOLVED [ A NUT, A STRING, A BIG WASHER AND A PENCIL ]

1. MR HEPBURN PUT US INTO GROUPS.

2. WE GOT OUR EQUIPMENT AND THEN WE STARTED BY ATTACHING THE WASHER AND THE NUT TOGETHER WITH THE STRING.  NEXT WE PUT THE PENCIL UNDER THE STRING AND WE LET GO OF THE HEAVIER END.  AS IT WAS FALLING TOWARDS THE FLOOR WHILE THE LIGHT END STARTS TO SWING AS FAST AS IT COULD SWINGING OVER THE PENCIL.  THE FRICTION BETWEEN THE PENCIL AND THE STRING IS ENOUGH TO STOP THE HEAVER WEIGHT HITTING THE FLOOR.  IT ACTUALLY SWUNG AROUND THE PENCIL.












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