An Ant Crawls in a Straight Line at a Constant

question 30

Multiple Choice

An ant crawls in a straight line at a constant speed of 0.24 m/s for a distance of 3.0 m,beginning in the corner of a square classroom.It then turns exactly 90 degrees to the right,and proceeds an additional 4.0 m with a constant speed of 0.44 m/s,reaching the other corner of the same wall from which it began.What was the average speed for the full trip from corner to corner?

• A) 0.34 m/s
• B) 0.30 m/s
• C) 0.21 m/s
• D) 0.23 m/s
• E) 0.32 m/s

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