Example sentences of "a positive [coord] a " in BNC.

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1 These particles may carry either a positive or a negative electrical charge , or may be electrically neutral ; some have mass or weight , others appear to be weightless .
2 Expectation has been shown to influence the outcome of even the most carefully controlled double-blind trial in either a positive or a negative direction .
3 That emotions have both a positive and a negative role is an idea that few would dispute .
4 ‘ There is a positive and a negative side to parenting a tennis player .
5 Definitions have both a positive and a negative element : what occurs is only meaningful against the background of what does not occur .
6 Such struggles have both a positive and a negative side .
7 A Lakatosian research programme is a structure that provides guidance for future research in both a positive and a negative way .
8 A positive and a negative , it 's the same as taking away .
9 The force between two positive charges is repulsive , as is the force between two negative charges , but the force is attractive between a positive and a negative charge .
10 This vision had both a positive and a negative aspect .
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