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, which states that every object in the universe
attracts every other one with a force proportional to the masses of
each, and inversely proportional to the square of the distance
between them.)
 in
diameter at the present time.[3] The size of the whole Universe is not known and
may be either finite or infinite.[13] Observations and the development of physical
theories have led to inferences about the composition and evolution of the Universe.)
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Earth and space sciences/Stars and the solar system
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Earth and space sciences/Earth and space science
. The editor-in-chief is Yasuo Ogawa
(Tokyo Institute of Technology).)
Chemical sciences/Sytnthetic fibres and plastics worksheet-II
Chemical sciences/Sytnthetic fibres and plastics
Chemical sciences/Synthtic fibres and fabrics
fibres are made by joining monomers into polymers, through a process
called polymerization.)
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Chemical sciences/Synthetic fibres and plastics 4th
Chemical sciences/Synthetic fibres and plastics 3rd
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