Added over 4 years ago | 00:00:50 | 16936 views
A can is placed on top of a metal sheet on a stool. A broom hits the sheet causing it to fly from underneath the can, while the can remains stationary. The impulse of the net force is made very small by reducing the time over which the...
Added over 4 years ago | 00:00:50 | 16781 views
A beaker is placed on top of a cloth, on top of a stool. The cloth is pulled quickly from underneath the beaker, while the beaker remains stationary. The impulse of the net force is made very small by reducing the time over which the c...
Added over 4 years ago | 00:01:54 | 16532 views
A block of wood is attached vertically between two strings. When the bottom string is pulled slowly, the top string breaks. When the bottom string is pulled quickly, it itself breaks.
Added over 4 years ago | 00:01:40 | 15530 views
A pendulum swings from a support post and another post is added to interrupt its swing. We desire to know the maximum height at which the pendulum will perform a full loop around the post. The pendulum requires both potential and kinet...
Added over 4 years ago | 00:07:03 | 14343 views
Nick Grossman of OpenPlans, Nigel Jacob of the City of Boston Mayor's Office of New Urban Mechanics, and Max Ogden of Code for America respond to questions about how civic tools do (or need to) vary from city to city.
Added over 4 years ago | 01:30:00 | 14141 views
Nick Grossman, Nigel Jacob, and Max Ogden Moderator: Center director Chris Csikszentmihályi Cities are vibrant, complicated organisms. A still-working 200 year old water pipe might rest underground next to a brand new fiber optic cable...
Added over 4 years ago | 00:03:47 | 13579 views
Max Ogden of Code for America discusses taking "treasure troves" of government datasets to bring citizens and friends together.
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