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.

Some forces are called contact forces because they require objects to touch. One is tension force, found in stretched wires. Another is the force found in a spring. And last are resistive forces: ...

In this chapter, we’ll explore how to calculate the spring constant of a block on an incline! 🧲 Learn the step-by-step process to solve this problem and apply your knowledge of forces, friction, and ...

I’m reaching out to see what you can tell me about the buck moths that seem to have exploded in neighborhoods across New Orleans in mid-December. Is this normal, and what should I know about them? I ...

Riot police force protestors back across the Kasr Al Nile Bridge as they attempt to get into Tahrir Square on January 28, 2011 in downtown Cairo, Egypt. [Peter Macdiarmid/Getty Images] Exactly 15 ...

ROANOKE, Va. – As winter temperatures drop, Roanoke’s network of existing homeless services has helped reduce the region’s homeless population by 3.2%, while a new task force develops plans for future ...

The Driver and Vehicle Standards Agency (DVSA) has issued updated guidance to learner drivers. On the official GOV.UK website, updated on December 9, 2025, it notes that the new rules only apply to ...

In the wee hours of Saturday, November 15 2025, President Demar Lyle led a number of his Kiwanis Club of Constant Spring members on a journey to the district of Caledonia, Westmoreland, after reports ...

A federal judge on Thursday said she will hold a hearing on a permanent injunction to limit the use of force by federal immigration agents ahead of any potential future enforcement mission. “I would ...