Physics
yeseniagomez753
21

A car slow down at -5.00 m/s2 until it comes to a stop after traveling 15.0 m. What was the initial speed of the car? (Unit=m/s)

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(1) Answers
ashleyam2128

Good formula to remember! V_F^2 = V_0^2 + 2 * a * d V_F = final speed V_0 = initial speed 0^2 = V_0^2 + 2*(-5)*15 = V_0^2 -150, V_0 = sqrt(150) = 12.25 m/s

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