Hi guys so I need help with this basic question: Two friends watch a jogger comp

Question

Hi guys so I need help with this basic question: Two friends watch a jogger complete 400 m lap around the trackin 100 seconds. One of the friends stastes, "the jogger's velocitywasw 4 m/s during this lap." The second friend objects, saying,"no, the jogger's speed was 4 m/s." Who is correct? PLEASE JUSTIFYYOUR ANSWER. Thanks. Please help. Will greatly appreciate it! Hi guys so I need help with this basic question: Two friends watch a jogger complete 400 m lap around the trackin 100 seconds. One of the friends stastes, "the jogger's velocitywasw 4 m/s during this lap." The second friend objects, saying,"no, the jogger's speed was 4 m/s." Who is correct? PLEASE JUSTIFYYOUR ANSWER. Thanks. Please help. Will greatly appreciate it!

Explanation / Answer

The second friend is correct i.e. speed was 4m/s because the velocity require not only magnitude but alsodirection so here jogger comletes 400m lap then they have speed notvelocity

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