Physics, 25.02.2020 18:34 mdoswalt

Tammy, a lifeguard, spots a swimmer struggling in the surf and jumps from her lifeguard chair to the sand beach. She makes contact with the sand at a speed of 6.00 m/sec leaving an indentation in the sand .1 meters deep.
If tammys mass is 60 kilograms, what is the momentum as she first touches the sand?
What is the average force applied on Tammy by the sand beach?

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