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6 February 2018
1 February 2018
19 January 2018
Protected "What is a frame?" ([Edit=Allow only autoconfirmed users] (indefinite) [Move=Allow only autoconfirmed users] (indefinite))
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Created page with "A frame of reference is a co-ordinate system with respect to which we make observations. An inertial frame of reference is one in which Newton's laws of motion are valid. A f..."
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