An Object Starts from the Origin and Goes Along the X-Axis

question 45

Multiple Choice

An object starts from the origin and goes along the x-axis to x = 10 m in 2 s,stops for 5.5 s,and then travels at v = -4 m/s for 2.5 s? What is the average speed and velocity in m/s?

• A)speed = 2,velocity = 2
• B)speed = 2,velocity = 0
• C)speed = 2,velocity = -2
• D)speed = 0,velocity = 0
• E)speed = 4,velocity = 0

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