Position-Time Graphs & Velocity Video Lessons

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Problem: a) What is the bicyclist's velocity at t=10s?Express your answer using two significant figures.b) What is the bicyclist's velocity at t=25s?Express your answer using two significant figures.c) What is the bicyclist's velocity at t=35s?Express your answer using two significant figures.

FREE Expert Solution

From a position-time graph, velocity is:

v=xt

This means that velocity is the slope of the position-time graph.

a)

At t = 10s, the motion is in the interval, t = 0s and t = 20s

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Problem Details

a) What is the bicyclist's velocity at t=10s?

Express your answer using two significant figures.


b) What is the bicyclist's velocity at t=25s?

Express your answer using two significant figures.


c) What is the bicyclist's velocity at t=35s?

Express your answer using two significant figures.

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Based on our data, we think this problem is relevant for Professor Barkan's class at UIC.