phys: expand speed of light def

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eggy 2020-10-27 13:01:25 -04:00
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commit f07e201a65

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@ -72,7 +72,7 @@ Every SI unit can be expanded with metric prefixes. Note that the difference bet
Scientific notation is written in the form of $m×10^{n}$, where $1 \leq m < 10, n \in \mathbb{Z}$. All digits before the multiplication sign in scientific notation are significant.<br> Scientific notation is written in the form of $m×10^{n}$, where $1 \leq m < 10, n \in \mathbb{Z}$. All digits before the multiplication sign in scientific notation are significant.<br>
!!! example !!! example
The speed of light is 300 000 000 ms<sup>-1</sup>, or $3×10^8$ ms<sup>-1</sup>. The speed of light in a vacuum ($c$) is effectively 300 000 000 ms<sup>-1</sup>, or $3×10^8$ ms<sup>-1</sup>.
### Orders of magnitude ### Orders of magnitude