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6
Your Conversion
:
Rainfall is sometimes measured in "inchacres", that is the volume of water that corresponds to a one
inch depth on an acre of land. The density of water is 1 gram/cubic centimeter. Convert this density to
(metric tons)/(inchacre). Some conversion factors are: 1 metric ton (tonne) = 1000 kg, 1 inch = 2.54 cm,
and 1 acre = 4840 square yards.
You may work in groups at your table, but each person should turn
in a sheet with the solution neatly presented.
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Estimation: Walking the Appalachian Trail
Do the following exercise by yourself,
and for now do not share your answers or reasoning with
anyone at your table.
Clearly label any estimates that you make, e.g. “Estimate length of stride = xxx
feet.” Indicate clearly what you are doing. You have 10 minutes.
Spring has returned and you decide that with your powerball winnings you will take the summer off and
walk the Appalachian Trail. The trail stretches from Springer Mountain, Georgia to Katahdin , Maine.
How many strides will it take to make the walk? A stride is the distance between two successive left
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This note was uploaded on 11/26/2011 for the course PHY 2053 taught by Professor Lind during the Fall '09 term at FSU.
 Fall '09
 LIND

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