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kirill [66]
3 years ago
7

Point source pollution comes from sources that are___.

Biology
2 answers:
Vilka [71]3 years ago
5 0
C. Basically unknown
german3 years ago
4 0
C. Basically unknown
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most likely silt.

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its not humus cause humus is sticky. its not sand cause when sand is wet its very gritty and hard. its not gravel because gravel is gritty. hope this helped

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Short-term memory holds information for 15 to 25 seconds and stores it according to its meaning rather than just as mere stimulation. However, it is not really true that short-term memory can be retained only for this short amount of time. It has been shown in different studies that it can be held even longer. 
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