Thursday, 6 October 2011

5.3 Plenary 2

5.3 Plenary 2

04 October 2011

14:06
· How can you make a cannonball float?

Explanation below…

Density of Mercury = 7.9g/cm3 or 7,900kg/m3

Density of Iron = 13.6g/cm3 or 13,600kg/m3

NOTE LESS DENSITY = FLOATS MORE (E.G. OIL LESS DENSE THEREFORE FLOATS ON TOP OF WATER)

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