Jump start physics problem with a mass on a spring. This video explains the setup, key assumptions, and the step-by-step physics needed to solve for motion, energy, and forces in a spring–mass system.

CHICOPEE, Mass. (WWLP) – Our ongoing drought that began last fall is finally over. We have seen quite a bit of rain this spring, and all the wet weather has finally brought an end to our prolonged ...

Increasing train speeds and greater axle loads on the rail lines of today has correspondingly increased the harmful impact of noise and vibrations on the areas around rail lines. The unevenness that ...