\documentclass[12pt]{standalone}
\usepackage{fourier}
\begin{document}
The position of a particle moving along the $x$-axis is given as
\[
s_t=s_0+v_0t+\frac 1 2 at^2
\]
where $s_0$, $v_0$, $a$, and $t$ represent the initial position, initial speed, acceleration, and the time, respectively.
Even though you are not interested in physics, please be quiet.
%
\noindent
And now \ldots
\end{document}