Timeline for What is doing work on the man?
Current License: CC BY-SA 4.0
6 events
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Sep 28, 2021 at 15:05 | comment | added | Dale | @Satya I would say in most cases, yes, but it is always good to be aware of things that don't always work so that you don't get tricked in one of the other cases. Btw, the photon thing also applies to classical EM, so the criterion isn't about subatomic, it is about fields. | |
Sep 28, 2021 at 15:01 | comment | added | Satya | But in most general (non subatomic) cases, there are forces involved. Right? | |
Sep 28, 2021 at 14:51 | comment | added | Dale | @Satya no, not necessarily. For example a photon rising in a gravitational field changes EM energy for gravitational potential energy without any force. And depending on if you want to include atomic-level forces then chemical potential energy and thermal energy exchange frequently. | |
Sep 28, 2021 at 14:34 | comment | added | Satya | Is it necessary to apply a force to change the form of energy? | |
Sep 28, 2021 at 12:09 | vote | accept | Satya | ||
Sep 28, 2021 at 11:59 | history | answered | Dale | CC BY-SA 4.0 |