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20. Goal is generally considered to have been formed in the earth
by prolonged action of geological forces and favorable biochemical
conditions on accumulation of vegetable matter under water.
21. Cosmic rays have been observed to end their paths from outer
space in violent nuclear collisions, the latter being known to take place
high above the earth.
22. Comparatively few of the elements prove to occur as uncombined
substances in nature, most of them being found in the form of chemical
compounds.
23. Cosmic rays have been shown to be a form of radiation similar
in nature to those of radio and light and differing from them only in
wavelength and penetrating property.
24. The complete elucidation of a reaction mechanism might be
expected to include a stereochemically complete description of the
movements of every atom throughout the reaction.
25. Many proposals for changing the traditional methods of storing
and searching for information have been made in the last decade,
and some of these have already proved to be of considerable practical
value.
26. There seems to be almost universal agreement that the traditional
methods of storing and searching for information are not efficient
enough at the present time and will become less so in the future.
27. In the case of feeble magnets the magnetic field is so weak that it
may be considered confined to a small region near the magnet.
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