Question
1) Please make a sketch and free body diagram of a person walking forward. Please include friction - note what type of friction it is
1) Please make a sketch and free body diagram of a person walking forward. Please include friction - note what type of friction it is and which way it is directed.
2) Please make a sketch and free body diagram of a person walking forward but slowing down and coming to a stop (without sliding). Please include friction - note what type of friction it is and which way it is directed.
3) Please make a sketch and free body diagram of a person walking forward but slowing down by sliding. Please include friction - note what type of friction it is and which way it is directed.
4) Please determine how high a ball is thrown straight up in the air at 20 m/s will go using conservation of Mechanical Energy (not the old way with kinematic equations of motion).
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