Temperature scale

Comparing temperatures in the the units of Celsius, Kelvin and Fahrenheit.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
\documentclass[border=3pt,tikz]{standalone}
\usepackage{amsmath,amssymb}
\usepackage{siunitx}
\usepackage{xcolor}
\usepackage[outline]{contour} % glow around text
\tikzset{>=latex}
\contourlength{1.1pt}
\colorlet{mycyan}{blue!20!cyan!40!black}
\colorlet{myred}{red!60!black}
\colorlet{mydarkred}{red!40!black}
\colorlet{mydarkblue}{blue!40!black}
\colorlet{myblue}{blue!65!black}
\colorlet{mygreen}{green!60!black}
\begin{document}
% TEMPERATURE SCALE
\begin{tikzpicture}[xscale=0.022]
  \def\Tzero{-273.15}  % absolute zero
  \def\Tnitro{-195.79} % liquid nitrogen
  \def\Tbody{36.8}     % body temperature
  \def\Tboil{100}      % boiling temperature
  \def\Tmax{140}       % maximum temperature on the scale
  \def\h{0.75}         % axis off sets
  \def\tick#1#2#3{\draw[thick,#3] (#1+.08) --++ (0,-.16) node[below=-.5pt,scale=1] {#2};}
  \def\Ts#1{{25+50/(\Tmax-\Tzero)*(#1-\Tzero)}} % convert temperature to [25,50] range
  \pgfdeclareverticalshading{tempshading}{100}{
    color(0)=(white);
    color(\Ts{\Tzero})=(myblue!60!black!30);
    color(\Ts{0})=(myblue!7);
    color(\Ts{22})=(mygreen!30);
    color(\Ts{55})=(myred!30);
    color(\Ts{140})=(myred!70!black!40);
    color(100)=(white)
  }
  
  % COLOR GRADIENT
  \shade[shading=tempshading,shading angle=-90]
    (\Tzero,0) rectangle (\Tmax,-2*\h);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Click to download: temperature_scale.tex • temperature_scale.pdf
Open in Overleaf: temperature_scale.tex