Recent content by aprymek

  1. A

    Find Speed of car based on stopping distance and decceleration.

    1. A car leaves skid marks 85 meters long. It slows down at a rate of 4m/s^2. How fast was the car traveling? Again, totally confused. Don't know where to start.
  2. A

    Finding Acceleration Given Distance and Final Speed

    1. A pitcher uses 3.5m to accelerate a baseball before release. Find the average acceleration of a ball starting at zero m/s and traveling 41m/s at release Thanks in advance. I'm lost with what I need to do.