1D and 2D Kinematics: A real HTLM simulation, like PhET, but a bit different.Position, velocity, acceleration in two dimensions...2DMotionSim.html A one and two-dimensional simulation of one or two objects in motion, with adjustable position, velocity and acceleration. -with 64 challenges ranging from simple kinematics, to projectiles, to monkey-and-banana problems. For each object one can adjust:Initial x-positionInitial y-positionInitial x-velocityInitial y-velocityConstant x-acceleratio