PITTSBURGH (KDKA) - Since it's officially spring now, what better way to celebrate than with a cool experiment to try. Have you ever seen a Loony Tunes Road Runner cartoon. When Wyle E. Coyote runs ...

The spring constant of a spring can be found by carrying out an experiment. The unloaded length of a spring is measured. Slotted masses are added to the spring. Record each stretching force in N and ...

The mass is just sitting there motionless. There is no acceleration and it is in equilibrium. What does this mean? This means that the net force in the y-direction (vertical direction) must be zero. I ...