Example sentences of "experiment [verb] shown that [adj] [noun] " in BNC.

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1 Experiments have shown that closed sprinklers in racks are not very effective in stopping the upward spread of the fire , owing to their relatively slow response to the radiant heat from columns of hot gases or flames rising near to but not over , them .
2 Once again no-one knows why , or if one woman is the ‘ leader ’ , but experiments have shown that male pheromones influence women 's periods too .
3 Experiments have shown that many relaxation techniques result in a state of consciousness quite unlike either being awake or being asleep .
4 Project experiments have shown that any sound can be distracting as long has it has two characteristics : that is varies on content and that the stream of sound can be broken up ( or segmented ) into separate entities .
5 A row of 43 found at Old Erringham ( Sussex ) was 1.5 m long ; experiments have shown that 0.5 m of warp thread would require 14 loom-weights ; 1.5 m would therefore require 42 .
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