cherryblossoms2789
cherryblossoms2789 cherryblossoms2789
  • 18-06-2020
  • Chemistry
contestada

How would you calculate the kinetic energy of a 0.148kg (5.22oz) baseball traveling at 40 m/s (90mph)?

How would you calculate the kinetic energy of a 0148kg 522oz baseball traveling at 40 ms 90mph class=

Respuesta :

Eduard22sly
Eduard22sly Eduard22sly
  • 24-06-2020

Answer:

Option B. (0.148 × 40²) /2

Explanation:

The following data were obtained from the question:

Mass (m) = 0.148kg

Velocity (v) = 40m/s

Kinetic energy (K.E) =?

The kinetic energy of the base ball can be obtained by using ½mv² as follow:

K.E = ½mv²

K.E = ½ × 0.148 × 40²

K.E = (0.148 × 40²) /2

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