9. Which of the following is a vector quantity? O Speed Distance Mass Velocity 10. A girl leaves a history classroom and walks 10 meters north to a drinking fountain. Then she turns and walks 30 meters south to an art classroom. What is the girfs total displacement from the history classroa to the art classroom? 20 m north 40 m south 40 m north

9. Which of the following is a vector quantity? O Speed Distance Mass Velocity 10. A girl leaves a history classroom and walks 10 meters north to a drinking fountain. Then she turns and walks 30 meters south to an art classroom. What is the girfs total displacement from the history classroa to the art classroom? 20 m north 40 m south 40 m north

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Adding the two vectors 2î + 7ĵ and î + ĵ gives ______. Take note that the notations i and j are the x and y components respectively a. 2î + 7ĵ b. î + 8ĵ c. î + 35ĵ d. 3î + 8ĵ
8. DETAILS r = A small stone is kicked from the edge of a cliff. Its x- and y-coordinates as functions of time are given by x = 18.5t and y = 3.96t 4.90t2, where x and y are in meters and t is in seconds. (Do not include units in your answer.) (a) Write a vector expression for the stone's position as a function of time (in m), using the unit vectors î and ĵ. (Give the answer in terms of t.) By taking derivatives, do the following. (b) Obtain the expression for the velocity vector as a function of time (in m/s). (Give the answers in terms of t.) V= a = (c) Obtain the expression for the acceleration vector a as a function of time (in m/s²). m/s² m r = (d) Next, : unit-vect notatic write expressions for velocity is in m/s and the acceleration is in m/s².) V = m/s a m m/s MY NOTES m/s² ASK YOUR TEACHER position, velocity, and the acceleration of the stone at t= 3.18 s. (Assume the position is in m, the
q
A car travels 21 km, North and again 41 km, North. The resultant displacement of the car is a. -20 km, West O b. 62 km, North O C. -20 km, East O d. 62 km, South
19. A biker travels 8 km, north, and then 5 km, south again. Which of these gives the total distance and total displacement of the biker? A. В. C. Distance (km) 13 8. 3. 13 Displacement (km) 13 3 13 3. D.
Which of the following is not a perpendicular vector to 3x hat + 2 y hat - 5z hat? A. 0 B. None of the choices C. 2x hat - 3y hat + 5z hat D. 7x hat - 3y hat + 3x hat E. 2x hat + 2y hat - 2z hat
CURVILINEAR MOTION 1. A BEAN IS KICKED WITH THE INITIAL VELOCITY OF 161 FPS UPWARD AT 30°TO THE HORIZONTAL FROM AN ELEVATED BUILDING 64.4 FT ABOVE A LEVEL PATHWAY. WHAT HORIZONTAL DISTANCE WILL THE BEAN TRAVEL BEFORE HITTING THE PATHWAY? a. 265 yards b. 13.98 yards yards c. 1,089.00 yards d. 456.99887755567677 Vo = 161 fps 300 64.4 ft pathway
21. Consider two displacements, one of magnitude 3m and the other of magnitude 4m. Which of the following will most likely be a resultant displacement? a. 5 b. 7 c. 1 d. all of them Explanation and solution
Classify each quantity as a scalar quantity or vector quantity. Answer choices may be used more than once. 1. average velocity 2. distance 3. position 4. speed 5. displacement
Q3
An airplane accelerates from rest, down a runway at 3.4 m/s² for 26.1 s until is finally lifts off the ground. The distance traveled by the airplane before the takeoff is O a. 0 m O b. 2316.11 m O c. 1158.06 m O d. 44.37 m
1. Other than displacement (x), list three vector quantities and define them (with words or equations) in terms of displacement (x).