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Posts Tagged ‘mass’

Physics Puzzle: What Will the Scale Read?

Friday, June 19th, 2009 at 10:42 | 3 comments

Categories: Mechanics, Physics Puzzles

Tags: block, mass, mechanics, Physics, problem, pulley, puzzle, question, riddle, rope, weight

Physics Puzzle: Relativistic Supervillian

Wednesday, May 6th, 2009 at 05:23 | 4 comments

Categories: Fermi Questions, Physics Puzzles

Tags: electron, energy, estimate, fermi, mass, numbers, Physics, positron, problem, puzzle, question, relativity, riddle

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