A biologist studying the motion of bacteria notes a bacterium at position r 1=2.2i^ +3.7j^_1.2k^um(1um=10-6m). After 6.8
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A biologist studying the motion of bacteria notes a bacterium at position r 1=2.2i^ +3.7j^_1.2k^um(1um=10-6m). After 6.8
A biologist studying the motion of bacteria notes a bacterium at position r 1=2.2i^ +3.7j^_1.2k^um(1um=10-6m). After 6.8 s the bacterium is at r2=4.6i^+1.9k^um. What is its average velocity? Express the answer in unit vector notation Calculate the magnitude of the average velocity.
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