Physics, 18.11.2020 18:30 averyeverdeen01
A computational model predicts the speed of a roller coaster car at different heights given its speed at the lowest height of its journey, which is at ground level. The speed at the lowest point is 30 m/s. What is the prediction for its speed when it is at a height of 20 m?
A. 22.5 m/s
B. 37.5 m/s
C. 18.8 m/s
D. 15.9 m/s
Answers: 2
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Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n
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Why is no-till farming more sustainable than many traditional methods of farming
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A computational model predicts the speed of a roller coaster car at different heights given its spee...
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