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anonymous

  • one year ago

What is the acceleration of a ball traveling horizontally with an initial velocity of 20 meters/second and, 2.0 seconds later, a velocity of 30 meters/second?

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  1. anonymous
    • one year ago
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    Use this formula \[v _{f}=v _{i}+at\] where vf is final velocity (m/s) vi is initial velocity (m/s) and t is time (s)

  2. anonymous
    • one year ago
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    Can you show me how to do it?

  3. anonymous
    • one year ago
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    What is the initial velocity in this question? It has to be a number with units in it.

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