The subject of physics past encompasses a wide range of important elements. Physics - Science News. The Physics page features the latest news in materials science, quantum physics, particle physics, and more. Classical to Quantum - Physics Forums Insights. Here contains the collection of expert physics articles that deal with physics topics. Furthermore, these span all skill ranges and may include astronomy and cosmology topics.
A maverick physicist is building a case for scrapping quantum gravity. Moreover, to merge quantum physics and general relativity, physicists aim to quantize gravity. But what if gravity isn’t quantum at all?
Join Physics Forums, where students, scientists, and enthusiasts come together to explore and discuss the current understanding and practice of various scientific fields. Quantum mechanics was born 100 years ago. Physicists are celebrating.
Quantum physics underlies technologies from the laser to the smartphone. In this context, the International Year of Quantum marks a century of scientific developments. The mathematical point of view. In physics, tensors are often a mixture of several vector spaces and several dual spaces.
It also makes sense to sort both kinds as the tensor product isn’t commutative. It's important to note that, definition: A tensor of type of with contravariant and covariant components is an element (vector) of By (1) this tensor is linear in all its components. The 7 Basic Rules of Quantum Mechanics - Physics Forums. The following formulation in terms of 7 basic rules of quantum mechanics was agreed upon among the science advisors of Physics Forums. PF Insights Blog: Physics, Math and Science Articles.
Physics Forums expert math and physics blog. Read and learn from expert math and science articles, tutorials, and guides. Test your science knowledge with our quiz. What is the significance of sqrt {2gh} ? In this context, hi, I'm not sure how to word my question, so I will just state it upfront. What is the importance of \\upsilon = \\sqrt{2gh} in physics?
I've seen it in escape velocity problems, though with an R instead of h. I've seen it with conservation of momentum applications, and it's similar to PE... What Planck Length Is and It's Common Misconceptions - Physics Forums.
The Planck length is an extremely small distance constructed from physical constants.
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If you're new to this, or an expert, there is always fresh perspectives about physics past.