Question

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) 15.9 m/s

b) 37.5 m/s

c) 22.5 m/s

d) 18.8 m/s

Answer 1

Answer:

c is the correct answer

Explanation:

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