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26. Natural Theory / D. Laws of Nature / 2. Types of Laws

[possibility divisions of laws of nature into types]

7 ideas
Seven theories in science: mechanics, heat, electricity, quantum, particles, relativity, life [Heisenberg, by PG]
Some laws are causal (Ohm's Law), but others are conceptual principles (conservation of energy) [Wright,GHv]
Oaken conditional laws, Iron universal laws, and Steel necessary laws [Armstrong, by PG]
Laws can come from data, from theory, from imagination and concepts, or from procedures [Harré]
Laws are either 'strict', or they involve a 'ceteris paribus' clause [Kim]
There are fundamental explanatory laws (false!), and phenomenological laws (regularities) [Cartwright,N]
Laws of appearances are 'phenomenological'; laws of reality are 'theoretical' [Cartwright,N]