مسألة علي average speed and average velocity China

2. A person walks first at a constant speed of 5.00 m/s along a straight line from point A to point B and then back along the line from B to A at a constant speed of 3.00 m/s. What is (a) her average speed over the entire trip? (b) her average velocity over the entire trip?. للإستفسار عبر برنامج التلقرام أ/ عبدالله https://t.me/Chem31phys

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