# FHSST Physics/Newtonian Gravitation/Drag Force

 ${\displaystyle {\begin{matrix}D={\frac {1}{2}}C\rho Av^{2}\end{matrix}}}$ (9.25)
where C is a constant which depends on the object and fluid interactions, ${\displaystyle \rho }$ is the density, A is the area and v is the velocity.