pls help asap 3. A boat leaves a marina and sails 2.0 km [S], then 2.0 km [E], then 2.0 km [N], and finally2.0 km [W], taking a total time of 2.0 h for the trip. What is the magnitude of the averagevelocity of the boat?a. 8.0 km/hb. 4.0 km/hc. 2.0 km/hd. 0 km/h4. Which term describes the change in position of an object?a.accelerationb. velocityc. displacementd. speed

Answered: 3. A boat leaves a marina and sails 2.0…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter1: Introduction: The Nature Of Science And Physics

Section: Chapter Questions

Problem 1PE: The speed limit on some interstate highways is roughly 100 km/h. (a) What is this in meters per...

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Similar questions

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A garden snail named Archie, owned by Carl Branhorn of Pott Row, England, covered a 33-cm course in 2.0 min at the 1995 World Snail Racing Championships, held in Longhan, England (Fig. P1.13). Determine Archies average speed Sav = d/t in the appropriate SI units.
(a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then calculate the average speed of the Earth in its orbit in kilometers per second. (b) What is this in meters per second?
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(a) Find a conversion factor to convert from miles per hour to kilometers per hour. (b) For a while, federal law mandated that the maximum highway speed would be 55 mi/h. Use the conversion factor from part (a) to find the speed in kilometers per hour. (c) The maximum highway speed has been raised to 65 mi/h in some places. In kilometers per hour, how much of an increase is this over the 55-mi/h limit?
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(a) If AF=BF , can we conclude A=B ? (b) If AF=BF , can we conclude A=B ? (c) If FA=BF , can we conclude A=B ? Why or why not?
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A The instantaneous speed of a particle moving along one straight line is v(t) = ate5t, where the speed v is measured in meters per second, the time t is measured in seconds, and the magnitude of the constant a is measured in meters per second squared. What is its maximum speed, expressed as a multiple of a?
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