While running a marathon, a long-distance runner uses a stopwatch to time herself over a distance of

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While running a marathon, a long-distance runner uses a stopwatch to time herself over a distance of 100 m. She finds that she runs this distance in 18 s. Answer the following by considering ratios, without computing her velocity.

a. If she maintains her speed, how much time will it take her to run the next 400 m?

b. How long will it take her to run a mile at this speed?

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College Physics A Strategic Approach

ISBN: 9780321595492

2nd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

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Question Posted: Oct 29, 2023 12:32 AM

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While running a marathon, a long-distance runner uses a stopwatch to time herself over a distance of

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a If the longdistance runner maintains her speed you can use ratios to find out how much time it wil...View the full answer

College Physics A Strategic Approach

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