Years ago I would have melted lead and poured it into the object to be weighted, maybe used a form to cast it first if there was danger of the object melting and letting liquid lead run everywhere.

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Shoujun Wang does research on high energy density laser-created plasma physics at Colorado State University’s Laboratory for Advanced Lasers and Extreme Photonics. A research team led by Colorado ...

In the European Physical Journal Plus, Rafelski and two colleagues mathematically demonstrated that the existence of CUDOs (compact ultra dense objects) do not have dark matter, but are filled with ...