Studen A football coach walks 18 meters westward, then 12 meters

eastward, then 28 meters westward, and finally 14 meters

eastward.

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Le

Wiz

Progres

Complete Question

A football coach walks 18 meters westward, then 12 meters eastward, then 28 meters westward, and finally 14 meters eastward.

a

From this motion what is the distance covered

b

What is the magnitude and direction of the displacement

a

b

Magnitude

 Direction  

West

Explanation:

From the question we are told that

The first distance covered westward is

=>

=>

For the second question eastward is in the direction of the positive x-axis so it would be positive and westward is in the direction of the negative x-axis so it would be negative

The magnitude of the displacement is

=>  

=>

The direction is west

in physics zero. in muscle fatigue could be high

thermal energy is the answer