◆ ◆course contento -unit 7: Oscillations, gravitation revisited, and review Hw 7 1: period and □...
Course Contents ..» HW Week 04 - due Evaluate Feedback Timer Notes Info Print Child Slide on Due in 4 hours, 9 minutes A 21.2 kg child slides down a long slide in a playground. She starts from rest at a height h1 of 26.9 m. When she is partway down the slide, at a height h2 of 14.3 m, she is moving at a speed of 5.00 m/s. Calculate the mechanical energy lost due to friction (as heat, etc...)...