Determine how much thermal energy does marissa create
Marissa drags a duffel bag of 23 kg and 14 m across the gym floor. When the coefficient of kinetic friction among the floor and the bag is around 0.15, determine how much thermal energy does Marissa create?
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When the pendulum mass is let go 0.3 m above the floor, how fast is the mass travelling as it grazes the floor?
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