IB Physics Kinematic Equations Level 1 Video Solutions

Video solutions to 1 dimensional kinematics problems using the IB variables for displacement, initial velocity, final velocity, acceleration, and time. Part of a series where I solve through every odd number problem on the worksheet.

[bradlytobin]

Question, in problem 3, the u is -109ms-1 using the equation you show, so the answer on the page is correct. Just checking this out based on the sign.