lake compounce physics packet answers
p = KE_bottom: 196,000 J = (1/2) 500 kg v² v² = (2 196,000 J) / 500 kg = 784 m²/s² v = √784 ≈ 28 m/s Answer: The car reaches approximately 28 meters per second at the bottom of the hill. Example 2: Normal Force at the Peak of a Vertical Loop Problem: A roller coaster speeds through a vertical