qwwq94395 qwwq94395

15-03-2021
Physics

contestada

A marble at the front of a truck bed traveling at 20 m/s relative to the highway rolls toward the back of the truck bed with a speed of 7m/s relative to the truck bed. What is the velocity of the marble relative to the highway?

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jennie47 jennie47

15-03-2021

14 m/s in the direction of the truck

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