To visit your favorite ice cream shop, you must travel 440 m west on Main Street and then 950 m south on Division Street. Suppose you take 43 s to complete the 440-m displacement and 74 s to complete the 950-m displacement.Part AWhat is the magnitude of your average velocity during this 117-second period of time?Express your answer to two significant figures and include appropriate units.Templates Symbols undo redo reset keyboard shortcuts helpValueUnitsSubmitRequest AnswerPart BWhat is the direction of your average velocity during this 117-second period of time?Express your answer to two significant figures.Templates Symbols undo redo reset keyboard shortcuts help° south of westSubmitRequest AnswerPart CWhat is your average speed during the trip?Express your answer to two significant figures and include appropriate units.Templates Symbols undo redo reset keyboard shortcuts helpValueUnits

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Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter2: One Dimensional Motion

Section: Chapter Questions

Problem 60PQ

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For each graph of vx vs. t in the left column, choose the letter (a-i) corresponding to the appropriate description of motion. Not all descriptions will be used. Assume the usual coordinate system (+x to the right, +y up, +z out of the page). a. A cart moves to the right, gradually slowing down. qv Ux by hv Uxi X Ux Ux Ux dv Ux Additional Materials eBook b. A cart moves to the right, gradually slowing down, stops, and moves to the left, speeding up. c. A cart moves to the left at constant speed. d. A cart moves to the right, gradually speeding up. e. A cart remains stationary and does not move. f. A cart moves to the right at constant speed. g. A cart moves to the left, gradually slowing down. h. A cart moves to the left, gradually slowing down, stops, and moves to the right, speeding up. i. A cart moves to the left, gradually speeding up.
A stone is thrown vertically upward with a speed of 17.6 m/sm/s from the edge of a cliff 75.0 mm high. A.)How much later does it reach the bottom of the cliff? Express your answer to three significant figures and include the appropriate units. B.)What is its speed just before hitting? Express your answer to three significant figures and include the appropriate units. C.)What total distance did it travel? Express your answer to three significant figures and include the appropriate units.
A student runs 20 feet along South. She slows down and starts to walk 30 feet North. Then returns to where started. A.) What is her total distance? B.) What is her resultant displacement?
A delivery truck travels 33 blocks north, 20 blocks east, and 26 blocks south. Assume the blocks are equal length. Part A What is the magnitude of its final displacement from the origin?Express your answer using two significant figures. Part B What is the direction of its final displacement from the origin?Express your answer using two significant figures.
Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. What is the maximum height reached by the rock? How long would it take to reach the ground if it is thrown straight down with the same initial speed? Clearly state the formulae you’re using and what your letters/symbols mean.
The position function for an object in the x direction is given to you as x(t) = A – Bt + 4Cct² – Cos(Dt) + et where t is the variable for time, and A, B, C, D and E are all constants. a. Write the function for the velocity of this object b. Write the function for the acceleration of this object c. Does this object's acceleration change with time or is it constant?
Olivia's trip to a coffee shop. She gets on her bike at Loomis and then rides south 0.9mimi to Broadway. She turns east onto Broadway, rides 0.8 mimi to where Broadway turns, and then continues another 1.2mimi to the shop. What is the magnitude of the total displacement of her trip What is the direction of the total displacement of her trip?
A train moving with constant velocity travels 180 m north in 14 s and an undetermined distance to the west. The speed of the train is 34 m/s. Part A Find the direction of the train's motion relative to north. Express your answer using two significant figures. ? Submit Request Answer Part B How far west has the train traveled in this time? Express your answer using two significant figures. Im Submit Request Answer
A toy rocket is shot straight upward from a launch pad of 1 m above ground level with an initial velocity of 24 m/sec.a. Write a model to express the height of the rocket s (in meters) above ground level.b. Find the time(s) at which the rocket is at a height of 20 m. Round to 1 decimal place.c. Find the time(s) at which the rocket is at a height of 40 m
a girl delivering newspaper cover her route by traveling 3.25 blocks west, 3.00 blocks north and then 5.75 blocks east. a. what is her resultant displacement? magnitude -----blocks direction ----north of east b. what is the total distance she travels? blocks
Draw a position-time and velocity-time graphs that would best depict the following scenario. draw the graph. Scenario: a cat starts at the origin and walks back slowly and steadily for 6 seconds. Then the cat stands still for 6 seconds, then walks forward steadily about twice as fast for 6 seconds. Be sure to properly lab your axes, with quantities and units.
A car moves with a constant accelaration of "a" from the initial values of t=0s, x_(position)and V, (velocity). The equation of motions define as followings. Please draw the graphs of displacement, velocity and accelaration changes by time. 8 = 0, + ato = 8, + at x = x, + 0,t +at°x = x, + 8,t +at?

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