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Physics
4. A truck is cruising on a rural road when the river notices a moose 54 m away blocking the road. The driver slams the brakes causing the truck to slow down at a constant rate of 3.9 m/s2 for 4.9 s before coming in contact with the moose.
a. What is the initial speed (in km/h) of the truck? b. Determine the speed (in km/h) of the truck as it hits the moose. c. Do you think the animal is seriously hurt in this accident? |
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