"force that direct" is correct and can be used in written English.
It can be used when referring to a group of people or forces that are directing, or guiding, a particular situation, course of action, or process. For example, "The board identified the forces that direct their company's strategy."
These findings suggest that Sema4A is a key effector disturbing the joint microenvironment and a driving force that directs proliferative synovium to destroy cartilage and bone in RA.
There is a sturdy theory for how much of the Universe works - all of the particles that make up atoms and molecules and all the matter we see, most of the forces that direct them, and a small zoo of more exotic particles.
The magnetic field has a force that is directed to the center of the arc, the so-called Lorenz force.
All that changed or did it?—when Celine Dion took the stage at Caesars Palace in March 2003 to debut her residency "A New Day…", a visually and sonically stunning tour de force that was directed by Cirque du Soleil alum Franco Dragone.
For example, a sufficient amount of axial force, the portion of the total force that is directed toward the axle, is needed to help maintain friction between the hand and the hand rim, otherwise the hand may slip [ 22, 37].
We found that the in-plane orientation of a single nanomembrane can be controlled about a single point of rotation, by harnessing the deleterious scattering force that otherwise precludes direct manipulation of membranes without an attached bead.
The wing generates a horizontal lift force that can be directed over a wide range of angles.
Work such as Tuana's draws attention to the political forces that help direct the research and production of knowledge, shaping patterns of knowledge and ignorance.
The advantages and disadvantages of the new business venture must be carefully analyzed, and they should also define the competition and other forces that have direct or indirect impact on the proposed e-commerce site.
And you have Iraqi Shiite forces that have direct ties to other Iranian proxies: Ketaib Hezbollah; the Badr Organization; Asaib Ahl al-Haqq.
