The motion of a leftward-moving object is represented by the position - time graph below. Describe the motion and forces experienced by the object. position constant speed balanced forces slowing down unbalanced forces speeding up time
The motion of a leftward-moving object is represented by the position - time graph below. Describe the motion and forces experienced by the object. position constant speed balanced forces slowing down unbalanced forces speeding up time
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)...
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![### Understanding Motion and Forces: Analyzing a Position-Time Graph
#### Graph Description
The graph represents the motion of a leftward-moving object over time. The horizontal axis (x-axis) represents time, while the vertical axis (y-axis) represents position. The graph is a downward-curving line, indicating that the object's position is changing over time.
#### Interpretations
- The line starts at a higher position value and curves downward as time progresses, implying that the object is moving leftwards but slowing down over time.
- The curved nature of the line indicates that the rate of change of position (speed) is not constant.
#### Multiple Choice Options
Select the correct statements about the object's motion and forces:
- [ ] constant speed
- [ ] balanced forces
- [x] slowing down
- [x] unbalanced forces
- [ ] speeding up
#### Explanation
- **Constant Speed:** The object is not moving at a constant speed because the slope of the position-time graph is changing.
- **Balanced Forces:** If the forces were balanced, the object would be moving at a constant velocity. Since the object is slowing down, the forces are unbalanced.
- **Slowing Down:** The downward curve indicates that the object's speed is decreasing over time.
- **Unbalanced Forces:** The change in speed suggests that unbalanced forces are acting on the object, causing it to decelerate.
- **Speeding Up:** The graph does not show any indication of the object speeding up; instead, it is slowing down.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb69b1dbc-ab62-44ef-9b57-71232ebb3671%2Fb5884016-462b-4d4e-b4dd-79a3713a5feb%2F7xu68qb_processed.png&w=3840&q=75)
Transcribed Image Text:### Understanding Motion and Forces: Analyzing a Position-Time Graph
#### Graph Description
The graph represents the motion of a leftward-moving object over time. The horizontal axis (x-axis) represents time, while the vertical axis (y-axis) represents position. The graph is a downward-curving line, indicating that the object's position is changing over time.
#### Interpretations
- The line starts at a higher position value and curves downward as time progresses, implying that the object is moving leftwards but slowing down over time.
- The curved nature of the line indicates that the rate of change of position (speed) is not constant.
#### Multiple Choice Options
Select the correct statements about the object's motion and forces:
- [ ] constant speed
- [ ] balanced forces
- [x] slowing down
- [x] unbalanced forces
- [ ] speeding up
#### Explanation
- **Constant Speed:** The object is not moving at a constant speed because the slope of the position-time graph is changing.
- **Balanced Forces:** If the forces were balanced, the object would be moving at a constant velocity. Since the object is slowing down, the forces are unbalanced.
- **Slowing Down:** The downward curve indicates that the object's speed is decreasing over time.
- **Unbalanced Forces:** The change in speed suggests that unbalanced forces are acting on the object, causing it to decelerate.
- **Speeding Up:** The graph does not show any indication of the object speeding up; instead, it is slowing down.
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