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10 Nov 2019
You drive on Interstate 10 from San Antonio to Houston, half thetime at 56 km/h and the other half at 92 km/h. On the way back youtravel half the distance at 56 km/h and the other half at 92km/h.
(a) What is your average speed from San Antonio to Houston?
km/h
(b) What is your average speed from Houston back to SanAntonio?
km/h
(c) What is your average speed for the entire trip?
km/h
(d) What is your average velocity for the entire trip?
km/h
(e) Describe in words the graph x versus t for (a), assuming themotion is all in the positive x direction.
(f) Describe how the average velocity can be found on a graph of xversus t.
You drive on Interstate 10 from San Antonio to Houston, half thetime at 56 km/h and the other half at 92 km/h. On the way back youtravel half the distance at 56 km/h and the other half at 92km/h.
(a) What is your average speed from San Antonio to Houston?
km/h
(b) What is your average speed from Houston back to SanAntonio?
km/h
(c) What is your average speed for the entire trip?
km/h
(d) What is your average velocity for the entire trip?
km/h
(e) Describe in words the graph x versus t for (a), assuming themotion is all in the positive x direction.
(f) Describe how the average velocity can be found on a graph of xversus t.
Hubert KochLv2
10 Apr 2019