"downward position" is correct and usable in written English.
You can use it to describe a physical posture, such as a person bending down or something in a lower position than something else. For example, "The barnacles are firmly attached to the rocks in a downward position."
— and returns the mike to its downward position with a snap.
This enables the acrobot to be swung up from the downward position and to be stabilized at the upright position.
Gravisensitivity was estimated by the analysis of the dose response curves of vertical and treated (inverted and returned to downward position) roots.
Thus, the micropyle sowing position needs to be critically managed for this species where the micropyle is placed in the downward position for better germination and seedling growth.
The treatment Mfd and Drd, where the micropyle of the seeds was directed in the downward position, has shown to be the best germination condition with respect to the considered parameters in both tree species.
While sitting on a chair, participants performed scapular plane elevation with their dominant arm, from the relaxed downward position to the maximum elevated position at a constant speed over a 3-s period.
According to the right-hand rule, leftward and downward positions and velocities are positive.
We obtain a necessary and sufficient condition on the control parameter such that the up down equilibrium point (at which links 1 and 2 are in the upright and downward positions, respectively) is the only undesired closed-loop equilibrium point.
The appliances were worn 24 hours per day producing a continuous forward and downward positioning of the mandible.
Seedling roots were first inverted for 7 min (root tip upward) and then placed in the downward (normal) position for 7 min before gravitropic stimulation in the horizontal position.
I quickly burrow my face in my arm and only release a full smile as we transition into the downward dog position and my face is hidden from view.
