bird flies straight northwest a distance of 83.0 km for 7.0 hr. ssume the positive z-axis is due east and the positive yaxis is due north. elp on how to format answers: units. a. What is the displacement in unit vector notation for the bird? Answer: -58.689 km 58 689 km

College Physics
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Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
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A bird flies straight northwest a distance of 83.0 km for 7.0 hr.
Assume the positive z-axis is due east and the positive y-axis is due north.
Help on how to format answers: units.
a. What is the displacement in unit vector notation for the bird?
Answer: -58.689 km
i+ 58.689 km
b. What is the average velocity for the trip?
Answer: -8.384 m/s
i+ 8.384 m/s
c. What is the average speed?
Answer: 11.857 km/h
Show hint
81'F Su
DELL
Transcribed Image Text:A bird flies straight northwest a distance of 83.0 km for 7.0 hr. Assume the positive z-axis is due east and the positive y-axis is due north. Help on how to format answers: units. a. What is the displacement in unit vector notation for the bird? Answer: -58.689 km i+ 58.689 km b. What is the average velocity for the trip? Answer: -8.384 m/s i+ 8.384 m/s c. What is the average speed? Answer: 11.857 km/h Show hint 81'F Su DELL
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