Speed Interactives

Last updated over 1 year ago
11 questions
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Enter a number and click go to have Tommy walk to the elevator at that speed.
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Level 1
Each section is 1 meter, Tommy needs to get on the elevator in 3 seconds. How many meters should he move per second to get to the elevator?

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Play around on level 2. How do you figure out the speed Tommy should walk? (what type of math do you do to which numbers)

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Compare the aggressive and hustle profiles

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After 1 second, Irwin's velocity is increases more than Ruthie's velocity increases. Which statement is true?

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Ruthie stops accelerating at 2 seconds, but does not pull ahead in the race until later.

When does she get ahead of Irwin?

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How did she get ahead of Irwin even after she stopped accelerating?

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The distance/time graph shows a constant horizontal speed. Does the arrow have a constant velocity? Why or why not?

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How can you tell by looking only at the graph that the arrow did not hit the target?

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The graph shows a dive from the highest cliff and lowest cliff
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In the first second, which diver falls farther?

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In the half second after the first second (from seconds 1 to 1.5), which diver falls farther?

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In the moment before each diver hits the water, which has greater acceleration due to gravity?

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