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13-09-2020
Physics

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If a boat goes from 30 km/h to 50 km/h over the next 4 h, what is its acceleration? 30-50/4

Respuesta :

13-09-2020

Acceleration = (change in speed) divided by (time for the change)

Change in speed = (50 km/h)-(30 km/h)

Change in speed = 20 km/h

Acceleration = (20 km/h) / (4 h)

Acceleration = 5 km per hour-squared

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