How Does Ticker Tape Reveal Uniform Motion Characteristics?

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SUMMARY

The discussion focuses on the use of ticker tape to analyze uniform motion characteristics in a physics lab setting. Participants utilized a ticker timer to record their position at intervals of 1/60 seconds while walking, allowing them to create position-time graphs. Key conclusions include that non-constant velocity results in unevenly spaced dots on the ticker tape, indicating changes in speed. Additionally, a non-linear position-time graph signifies acceleration or deceleration, while varying speeds during repeated experiments affect the spacing of dots and the slope of the graph.

PREREQUISITES
  • Understanding of uniform motion and non-constant velocity
  • Familiarity with ticker tape and ticker timers
  • Knowledge of position-time graphs and their interpretations
  • Basic principles of acceleration and deceleration
NEXT STEPS
  • Explore the principles of kinematics in physics
  • Learn about graphical analysis of motion using position-time graphs
  • Investigate the effects of acceleration on motion and graphing
  • Study the use of ticker timers in experimental physics
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Students in physics courses, educators teaching motion concepts, and anyone interested in experimental methods for analyzing motion dynamics.

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ok this is a basic and simple question for UNIFORM MOTION. We did a lab in which a a Ticker tape and ticker tape was used. We were to hold on to the end of a tape while we walk severel steps as our partner operates the ticker timer. As I am walking I am pulling the tape as smoothly and steady as possible.
And then we had to draw a position time graph by measuring and recording the position for each time interval (6 dots, with each space representing an elapsed time of 1/60s, so each time interval consists of 0.10s ((6x 1/60s=0.10s))
I just need help with answering these questions

suppose you were to walk with a non-constant velocity. How might this appear on your ticker tape? Describe and explain the appearance of the dots on the tape.

If you postion time graph were not a straight line, what conclusions could you draw about your motion.

How would the graph change if you repeated the experiment but moved more quickly? more slowly?
 
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Karma said:
suppose you were to walk with a non-constant velocity. How might this appear on your ticker tape? Describe and explain the appearance of the dots on the tape.

If you postion time graph were not a straight line, what conclusions could you draw about your motion.

How would the graph change if you repeated the experiment but moved more quickly? more slowly?

If you are walking at a non-constant velocity, this means that your velocity is changing, and therefore the rate that you pull the tape through the timer is changing. How do you think pulling the tape through at changing rates will affect the holes?

If your position vs time isn't a straight line when plotted, it must be curved. If its curved, then the gradient is changing. Knowing what you do about what the gradient of position vs time plot represents, what can you say about your motion.
 


If you were to walk with a non-constant velocity, the dots on the ticker tape would be spaced unevenly. This is because the ticker tape records the position of the object at specific time intervals, and if the object is moving with a non-constant velocity, the distance it covers in each time interval will be different. This would result in dots that are closer together or further apart, depending on the speed of the object at that particular time interval.

If the position-time graph is not a straight line, it means that the object is not moving with a constant velocity. This could indicate that the object is accelerating or decelerating, or that it is moving in a curved path.

If the experiment is repeated with a faster speed, the dots on the ticker tape would be spaced further apart as the object is covering more distance in each time interval. This would result in a steeper slope on the position-time graph, indicating a higher velocity. On the other hand, if the experiment is repeated with a slower speed, the dots on the ticker tape would be closer together, resulting in a shallower slope on the position-time graph, indicating a lower velocity.
 

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