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?(1 point)
18.8 m/s
15.9 m/s
37.5 m/s
22.5 m/
Answers: 3
Physics, 21.06.2019 22:00
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Physics, 22.06.2019 21:00
The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.
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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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