Chapter 20 - Relativity - Davidson Physics
Chapter 20 - Relativity - Davidson Physics Chapter 20 - Relativity - Davidson Physics
Announcements Review The Twin Paradox Length Contraction Final QuestionsReading AssignmentRead section 20.1 - 20.5Homework Assignment 11Homework for Chapter 20 (due at the beginning of class on Tuesday, December 7)Q8, Q12, Q16, Q18, Q20, Q24, Q26, Q29, E6, E10, E12, SP4Relativity
Announcements Review The Twin Paradox Length Contraction Final Questions“Person of the Century”Einstein’s questionWhat would I see if I rode a beam of light?Special relativityFirst introduced in Einstein’s 1905 paper “On theElectrodynamics of Moving Bodies”Based on two deceivingly simple postulatesPostulate I (principle of relativity)The laws of physics are the same for observers in all inertialreference frames (No frame is preferred)Postulate II (constancy of the speed of light)The speed of light in vacuum has the same value c in alldirections and in all inertial reference framesPhotograph of the German-American physicistAlbert Einstein (1879-1955).Relativity
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Announcements Review The Twin Paradox Length Contraction Final Questions“Person of the Century”Einstein’s questionWhat would I see if I rode a beam of light?Special relativityFirst introduced in Einstein’s 1905 paper “On theElectrodynamics of Moving Bodies”Based on two deceivingly simple postulatesPostulate I (principle of relativity)The laws of physics are the same for observers in all inertialreference frames (No frame is preferred)Postulate II (constancy of the speed of light)The speed of light in vacuum has the same value c in alldirections and in all inertial reference framesPhotograph of the German-American physicistAlbert Einstein (1879-1955).<strong>Relativity</strong>
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