Suppose that you give the IOLab a push toward the left and release it. The diagram below shows the positions of the IOLab at four times. Assume that the IOLab is moving toward the left at all four times. 14 = 35 13 = 2s 7/11 Y4 Уз 1₂ = 1s Y2 †₁ = 0s y₁ Positive y direction a) What are the signs of the velocity, force, and acceleration when the IOLab is at y₁? (+) Velocity (-) Velocity (+) Force (-) Force (+) Acceleration b) What are the signs of the velocity, force, and acceleration when the IOLab is at y₂? (+) Velocity (+) Force (-) Force (-) Acceleration (+) Acceleration (-) Acceleration (-) Velocity c) Compare the magnitude of the velocity at y4 to the velocity at yı. The velocity at y4 is more than y1 since the velocity is decreasing as it slows down in the positive y direction

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter2: Representing Motion
Section: Chapter Questions
Problem 67A
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Suppose that you give the IOLab a push toward the left and release it. The diagram below shows the positions of the
IOLab at four times. Assume that the IOLab is moving toward the left at all four times.
14 = 35
13 = 2s
7/11
Y4
Уз
1₂ = 1s
Y2
†₁ = 0s
y₁ Positive y
direction
a) What are the signs of the velocity, force, and acceleration when the IOLab is at y₁?
(+) Velocity
(-) Velocity
(+) Force
(-) Force
(+) Acceleration
b) What are the signs of the velocity, force, and acceleration when the IOLab is at y₂?
(+) Velocity
(+) Force
(-) Force
(-) Acceleration
(+) Acceleration
(-) Acceleration
(-) Velocity
c) Compare the magnitude of the velocity at y4 to the velocity at yı.
The velocity at y4 is more than y1 since the velocity is decreasing as it slows down in the
positive y direction
Transcribed Image Text:Suppose that you give the IOLab a push toward the left and release it. The diagram below shows the positions of the IOLab at four times. Assume that the IOLab is moving toward the left at all four times. 14 = 35 13 = 2s 7/11 Y4 Уз 1₂ = 1s Y2 †₁ = 0s y₁ Positive y direction a) What are the signs of the velocity, force, and acceleration when the IOLab is at y₁? (+) Velocity (-) Velocity (+) Force (-) Force (+) Acceleration b) What are the signs of the velocity, force, and acceleration when the IOLab is at y₂? (+) Velocity (+) Force (-) Force (-) Acceleration (+) Acceleration (-) Acceleration (-) Velocity c) Compare the magnitude of the velocity at y4 to the velocity at yı. The velocity at y4 is more than y1 since the velocity is decreasing as it slows down in the positive y direction
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