Use the simplest, most direct words possible. Used for their own sake, ornate words simply distract the reader from your main point. See Wordiness.
This peak is theorized to be resultant from two competing effects: driving
force and velocity.
This peak is believed to result from two competing effects: driving force
and velocity.
There were several known facts about spherulite growth that had a bearing
on my interpretation of results.
Several facts about spherulite growth influenced my interpretation of
results.
