kodie21
kodie21 kodie21
  • 02-12-2018
  • Physics
contestada

What is the kinetic energy (in joules) of a .2 kg softball thrown at a speed of 40 m/sec? (answer should be in correct units)

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SonOfZeus
SonOfZeus SonOfZeus
  • 02-12-2018

m=0.2 kg

v=40 m/s

Kinetic energy is:

[tex]\frac{1}{2}mv^2=\frac{1}{2}(0.2kg)(40m/s)^2= 160 J[/tex]

160 J

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