Calculate the average velocity for the entire trip

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Q. A horse canters away from its trainer in a straight line, moving 100 m away in 15.0 s. It then turns abruptly and gallops halfway back in 4.8 s. Calculate its average speed (b) Calculate its average velocity for the entire trip, using "away from the trainer" as the positive direction.

Q. Thermal energy can shift some of the electrons in a hot semiconductor from valence levels to conduction levels. What effect do these shifts have on the semiconductor's ability to conduct electricity?

Reference no: EM1356479

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