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II. Einstein's Theory of Relativity Questions with correct Answers
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II. Einstein's Theory of Relativity
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II. Einsteins Theory of RelativityHermann Minkowski (1864-1909)
German physicist - answer Henceforth space by itself, and time by itself, are doomed to
fade away into mere shadows, and only a kind of union of the two will preserve an
independent reality.
Albert Einstein - answer He theorized that time and distance can not be measured
absolutely.
They only have meaning when they are measured relative to something.
Einsteins Theory: Two Step - answer Special theory of relativity:
(1905) how space and time are interwoven.
General Theory of Relativity:
(1915) Effects of gravity on space & time.
What is "relative" in Relativity? - answer Motion... All motion is relative.
Measurements of motion (and space and time) make no sense unless we are told what
they are being measured relative to.
What is absolute in Relativity? - answerThe laws of nature are the same for everyone.
The speed of light (in a vacuum, C, is the same for everyone
C = Speed of light
What is Relative? - answerSeeing something move is seen from the point of view.
Seeing something that you know is moving but its going the opposite direction of
something else will be seen as static while the bigger object rotates.
Paradox - answerIs a situation that seems to violate common sense or contradict itself.
The paradox is resolved when the rules of nature are better understood.
The "UP" Paradox - answerChildren: Regard "UP" as a single direction with us as the
center.
Adults: "UP" is defined relative to center of the Earth.
Reference Frames - answerTwo or more objects which do not move relative to each
other share the same reference frame.
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