miércoles, 29 de junio de 2011

Open Question: You want to tip a square block. What method requires the least amount of force?

Home >All Categories > Science & Mathematics >Physics >Open QuestionSean Thomas Sean Thomas Member since:April 13, 2011Total points:83 (Level 1)a) Pull at one edge horizontally.
b) Push at the centre of the block at a 45 degree angle.
c) Pull at one edge of the block at a 45 degree angle.
d) Lift up the block vertically at one of the bottom edges.Answer Question

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