# Why can a squirrel jump from a tree branch to the ground and run away undamaged, while a human could break a in such a fall?

### College Physics

1st Edition
Paul Peter Urone + 1 other
Publisher: OpenStax College
ISBN: 9781938168000

Chapter
Section

### College Physics

1st Edition
Paul Peter Urone + 1 other
Publisher: OpenStax College
ISBN: 9781938168000
Chapter 5, Problem 8CQ
Textbook Problem
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## Why can a squirrel jump from a tree branch to the ground and run away undamaged, while a human could break a in such a fall?

To determine

Why can a squirrel jump from a tree branch to the ground and runaway undamaged, while human can't do a such a fall?

### Explanation of Solution

Drag force:

drag force is much similar to force of friction, it always opposes the motion of the object, and it acts on a body when body travels in a fluid (gas or liquid).

When an object is large, move with a high velocity, and travels in air or rarer medium than air, than the drag force is given by the formula

FD=12CρAv2

Now when a squ

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