Foucault's Pendulum
Come See the Earth Turn (use this link for question 1)
Come See the Earth Turn (use this link for question 1)
About Foucault Pendulums (use this link for question 2)
About Foucault Pendulums (use this link for question 2)
Foucault Time-lapse Comparison Video (use this link for question 3)
Foucault Time-lapse Comparison Video (use this link for question 3)