anthoneybrown3pb5wak anthoneybrown3pb5wak
  • 01-07-2018
  • Physics
contestada

A 2kg bowling ball rolls at a speed of 5 m/s on a roof of the building that is 40 meters tall. What is the kinetic energy

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DeanR
DeanR DeanR
  • 01-07-2018
The kinetic energy is [tex]\frac 1 2 m v^2[/tex] and the height of the building doesn't matter at all.

[tex]E = \frac 1 2 m v^2 = \frac 1 2 (2)(5)^2 = 25[/tex] joules
 
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