Physics, 05.09.2021 16:10 nsankey8032
1. A plane travels at +390 km/h for 5 hours, and then at –450 km/h for 4 hours. Determine which of the following are true.
a) The plane travelled a total distance of 3750 km
b) The plane finished 150 km away from where it started
c) The plane finished 3750 km away from where it started
d) At the end of the journey the plane was at a location that it had passed over earlier in the journey
2. Calculate the plane's average velocity over the 9 hours of the flight. Show your working and round your answer to one decimal place.
Answers: 3
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1. A plane travels at +390 km/h for 5 hours, and then at –450 km/h for 4 hours. Determine which of t...
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