"debatable ideas" is correct and can be used in written English.
It refers to ideas or opinions that can be argued and discussed. Example sentence: The class was assigned to write essays on debatable ideas such as the death penalty and climate change.
These are debatable ideas.
This has to do not just with voting rights but also with evolving, and legitimately debatable, ideas of local and state autonomy.
The most significant tool which asynchronous collaboration provides is a learning space where learners can argue on debatable ideas in more objective and reflective ways (Garrison & Kanuka, 2004).
If it were possible, by a human act, to nullify the law that the fittest shall survive, socialism and all other schemes of that sort would become reasonable–I grant only their reasonableness, mind you, and not their truth but as things stand it seems to me that they are almost beyond the pale of debatable ideas.
In today's digital environment, anyone can purchase a URL and design a website/platform that promotes dialogue, shares debatable ideas, and serves as a one-stop shop for young people around the world to tell their stories.
And there's also the notion of "skills gaps" in certain industries -- the debatable idea that not enough workers have the proper training for certain jobs.
"That's Debatable" offers ideas for writing and speaking about hot-button issues, while "Mentor Texts for Writing" and "Creative License" can help them go further with narrative, descriptive writing.
Yet, it has to be noted that the idea of the existence of a generation of "digital natives" is a debatable thought (Bennett et al., 2008).
Liberty, like all natural rights, is so capacious and debatable an idea that it can be made to stretch across both sides of almost any conflict.
This follows the logic of IQ test questions which ask, "what's wrong with this picture?" In writing the largely satirical final exam shown below, I began by listing the erroneous or debatable pop-culture ideas students often bring to class as fact.
Nixon Exceptionalism and the triumph of objectivity kept a focus on "what did the president know and when did he know it," the provable fact-based lie, liberated from anything that might be corrupted by debatable policy or ideas.
