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#23.3.1 Virtual Motion 📅Wed 2.16.22

Last updated almost 4 years ago
46 questions
Warmup
For your reference, for the question below:

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Complete the Graph that Motion Practice.
https://www.physicsclassroom.com/Physics-Interactives/1-D-Kinematics/Graph-That-Motion/Graph-That-Motion-Interactive
â’¶ttach a screenshot showing the total amount of stars you achieved.

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How does the position graph differ if one is walking slowly vs. quickly?

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How does the position graph differ if one is walking towards the motion detector vs. away from it?

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H̸o̸w̸ ̸d̸o̸e̸s̸ ̸t̸h̸e̸ ̸p̸o̸s̸i̸t̸i̸o̸n̸ ̸g̸r̸a̸p̸h̸ ̸d̸i̸f̸f̸e̸r̸ ̸i̸f̸ ̸o̸n̸e̸ ̸i̸s̸ ̸w̸a̸l̸k̸i̸n̸g̸ ̸s̸l̸o̸w̸l̸y̸ ̸v̸s̸.̸ ̸q̸u̸i̸c̸k̸l̸y̸?̸ What does your answer look like if Mr. Lynch accidentally adds a question 2x?

Required
1

What does the position graph look like if an object is standing still?

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What does the position graph look like if an object is moving at constant speed?

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What does the position graph look like if an object is getting faster or slower?

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How does the velocity graph differ if one is walking slowly vs. quickly?

Required
1

How does the velocity graph differ if one is walking towards the motion detector vs. away from it?

Required
1

What does the velocity graph look like if an object is standing still?

Required
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What does the velocity graph look like if an object is moving at constant speed?

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What does the velocity graph look like if an object is getting faster or slower?

Application
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https://www.gigaphysics.com/graphs_lab.html

Select Position vs. Time #1




Take a screenshot of your position/time graph and attach it.

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What did the caterpillar have to do when the graph changed from an upward slope to downward?

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What did the caterpillar have to do for the graph to return to the horizontal axis at the end?

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https://www.gigaphysics.com/graphs_lab.html

Select Position vs. Time #2



Take a screenshot of your position/time graph and attach it.

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What did the caterpillar have to do during the horizontal segments of the graph?

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What did the caterpillar have to do for the graph to return to the horizontal axis at the end?

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https://www.gigaphysics.com/graphs_lab.html

Select Position vs. Time #3


Take a screenshot of your position/time graph and attach it.

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What did the caterpillar have to do to create a steep first segment but a more gently sloping final segment?

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https://www.gigaphysics.com/graphs_lab.html

Select Position vs. Time #4


Take a screenshot of your position/time graph and attach it.

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What did the caterpillar have to do to create the curved graphed with a gradually steeper slope?

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https://www.gigaphysics.com/graphs_lab.html

Select Velocity vs. Time #1


Take a screenshot of your velocity/time graph and attach it.

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What does it mean when a velocity vs. time graph has a straight horizontal segment?

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What did the caterpillar have to do to match the second, higher horizontal segment?

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https://www.gigaphysics.com/graphs_lab.html

Select Velocity vs. Time #2


Take a screenshot of your velocity/time graph and attach it.

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What does it mean when the velocity graph is below the x-axis instead of above it?

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https://www.gigaphysics.com/graphs_lab.html

Select Velocity vs. Time #3


Take a screenshot of your velocity/time graph and attach it.

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What did the caterpillar have to do to return to the horizontal axis at the end of its journey?

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https://www.gigaphysics.com/graphs_lab.html

Select Velocity vs. Time #4


Take a screenshot of your velocity/time graph and attach it.

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What did the caterpillar have to do for the final segment that sloped downward below the horizontal axis?

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Analysis
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Open this video. Set the increment to 0.01 seconds (1 ms)
http://www.watchframebyframe.com/watch/yt/UZp2YFCJSXg



Create a copy of this Google Sheet Document to record your data: https://docs.google.com/spreadsheets/d/13zhIENiXpdMlDE3k_6pFT9h45KaY13w-qViiuI_hHr4/copy?usp=sharing

Download the pixel ruler below to measure the displacement of the ball.
Use: https://chrome.google.com/webstore/detail/page-ruler-redux/giejhjebcalaheckengmchjekofhhmal?hl=en



The ball in the video above is being dropped from 2.85 meters. Use the linked site to analyze the video and create a data table for the motion.


Attach a screenshot of your data table here.

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http://www.watchframebyframe.com/watch/yt/UZp2YFCJSXg

Predict how a position/time graph would look for the motion in the video above.

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Create a Position Time Graph using the data you have on your spreadsheet

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http://www.watchframebyframe.com/watch/yt/UZp2YFCJSXg
Predict how a velocity/time graph would look for the motion in the video above.

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Velocity/Time

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http://www.watchframebyframe.com/watch/yt/UZp2YFCJSXg
Predict how an acceleration/time graph would look for the motion in the video above.

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Acceleration/Time

Exit Ticket
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Suppose that the graph below is a position vs. time graph that describes the motion of a dog.

Write a brief description of what the dog is doing in this graph.

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Now suppose that the same graph instead represents the dog’s velocity vs. time.
Once again, write a brief description of what the dog is doing.