Question

Determine the kinetic energy of a 659 kg roller coaster car that is moving with a speed of 12.5 m/s.

Answer 1

Kinetic energy equation is given:


`KE = (1)/(2)mv^2`

Substituting our known variables, we get:


`KE = (1)/(2)(659)(12.5^2)`

KE = 51484.375J

Hope this helps!