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April 21, 2014

April 21, 2014

Posted by **Sandra** on Wednesday, February 16, 2011 at 1:45pm.

(a) you use more force for a giving movement on the walk than on the climb, walking up the trail forces you to cover a greater distance,

(b)but the amount of force needed to cover a given distance will be loss,(c)scaling the vertical cliff while dangerous uses less force that going the gentler way around,

(d) the distance covered is the same either way but scaling the cliff is harder because you are working against gravity

- Science -
**Sandra**, Thursday, February 17, 2011 at 12:04pmthe answer is B

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