これは、エアトラックの実験で使われる滑走体の図です。
\documentclass[border=10pt]{standalone}
\usepackage{tikz}
\usetikzlibrary{arrows.meta}
\begin{document}
\begin{tikzpicture}[scale=2]
\draw(11,1.5)--(11.5,1)--(11.45,0.9);
\draw(11.45,0.9)--(9.4,0.55);
\draw(11.5,1)--(9.49,0.715);
\draw(9.4,0.55)--(8.9,1.18);
\draw(9.49,0.715)--(9.4,0.55);
\draw(9.025,1.25)--(9.49,0.715);
\draw(11.45,0.9)--(10.9,1.45);
\draw(10.9,1.45)--(10.5,0.96);
\fill[ball color=gray](11.5,2)circle[x radius=0.6, y radius=0.3];
\fill[white](11.5,2)circle[x radius=0.5, y radius=0.2];
\fill[ball color=white](9,2)--(11,2.25)--(11,1.5)--(9,1.25)--(9,2);
\fill[ball color=white](11,2.25)--(10.75,2.25)--(8.75,2)--(9,2);
\fill[ball color=white](9,2)--(8.75,2)--(8.75,1.25)--(9,1.25);
\fill[white,opacity=0.8](9,2)--(11,2.25)--(11,1.5)--(9,1.25)--(9,2);
\fill[white,opacity=0.8](11,2.25)--(10.75,2.25)--(8.75,2)--(9,2);
\fill[white,opacity=0.8](9,2)--(8.75,2)--(8.75,1.25)--(9,1.25);
\draw(9,2)--(11,2.25)--(11,1.5)--(9,1.25)--(9,2);
\draw(11,2.25)--(10.75,2.25)--(8.75,2)--(9,2);
\draw(8.75,2)--(8.75,1.25)--(9,1.25);
\draw(10.8,1.47)--(10.42,1.05);
\draw(10.42,1.05)--(10.5,0.96);
\draw(10.5,0.96)--(8.3,0.65);
\draw(10.42,1.05)--(8.2,0.75);
\draw(8.75,1.25)--(8.2,0.75);
\draw(8.2,0.75)--(8.3,0.65);
\draw(8.9,1.18)--(8.3,0.65);
\fill[ball color=black](9.25,2.5)--(10.5,2.65)--(10.5,2.2)--(9.25,2.05);
\fill[ball color=gray](8.25,1.7)circle[x radius=0.6, y radius=0.3];
\fill[white](8.25,1.7)circle[x radius=0.5, y radius=0.2];
\draw(9.86125,3)node[scale=2.5]{$\Delta s$};
\draw[{[scale=3]<}-{[scale=3]>}](9.25,2.7)--(10.5,2.85);
\draw[densely dotted](9.25,2.5)--(9.25,3);
\draw[densely dotted](10.5,3.15)--(10.5,2.2);
\end{tikzpicture}
\end{document}