What proof do you see that contaminated water seeped into the well? How could scientists use a similar approach to understand watershed in a community?
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Explanation:
Correct Answer:
C) 1000
Description for Correct answer:
Radius of circular wheel = 1.75 m
Circumference of circular wheel =2Πr
=2×227×1.75m
No. of revolutions
=Distance to be coveredCircumference of circle
=11000m2×227×1.75m=1100011=1000
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