The phrase "acted as obstacles" is correct and usable in written English.
You can use it to describe something that hinders progress or creates difficulties in a situation.
Example: "The lack of funding acted as obstacles to the project's completion."
Alternatives: "served as barriers" or "functioned as impediments."
(#13) On the other hand, personal, interpersonal, and societal influences, and availability of information acted as obstacles to their actions.
The capacity of individuals to take decisions and act on them effectively versus a collection of factors which acted as obstacles to older people taking care of their eyesight.
Three polarised themes emerged from the groups and interviews. 1) The capacity of individuals to take decisions and act on them effectively versus a collection of factors which acted as obstacles to older people taking care of their eyesight.
The user head in Z direction acts as obstacle and absorbs certain amount of radiated power in Z direction thereby decreasing the efficient performance of E- antenna.
A reduced ribosome speed was detected near the start position of HSR, implying a possibility that HSR acted as obstacle to drive translational pausing that coordinated protein synthesis.
In other cases, governments act as obstacles, via inappropriate regulations, repression, and invasive surveillance.
We are determined to go beyond existing partisan structures if they act as obstacles.
To successfully move our hand to a target, it is important not only to consider the target of our movements but also to consider other objects in the environment that may act as obstacles.
While the broad agendas of World Food Day are worthy of support, no one can deny the political barriers which act as obstacles to activism around climate change and hunger alleviation.
The embankments have separated large areas from the estuary tides; during heavy rainfalls, they act as obstacles and cause the inundation of inland regions while allowing the accumulation of sodium chloride by saltwater evaporation after tidal overtopping events.
