The questions in this quiz are suitable for GCSE physics students studying work, power and efficiency, energy and power, efficiency and electrical appliances. If you struggled with the quiz ...

But to understand how things work in the real world, quantum mechanics must be combined with other elements of physics – principally, Albert Einstein’s special theory of relativity ...

Our work helps shape sound policies, inform public opinion, and advance the pursuit of science, engineering, and medicine. Throughout any given year, the National Academies convene hundreds of ...