What is Time? -- Thoughts of a Physicist
arXiv:2203.09415
Abstract
Discussion of some aspects of the concept of time for a general audience: nature of time, A- and B-series, time in physics, the "now", measurement of time, definition of time units, time's arrow, relativity of time, relativity of simultaneity.
12 pages, 4 figures, typo corrected. Contribution to the "Symposium on Time" of the EPF, Brussels, April 2022. Deutsche Version erhältlich unter https://www.uni-muenster.de/Physik.TP/~munsteg/22Zeit.pdf