Knowing how to edge a lawn can make a big difference to a garden. It's all about making a crisp, defined line between the ...

It is proportional to the square of the speed, and inversely proportional to the radius of curvature of the path. The centripetal component of acceleration ALWAYS points toward the insider of the ...

The stationary observer sees a straight path. The moving observer sees a curved path. Why is that? What influences the shape of this path? The simulations below allow us to compare and contrast the ...