Abrief, "first step" presentation of a work to be completed is called

I believe the answer is: Draft

Draft is a rough planning that we made before putting any specification on what we want to do for the presentation. In the draft, we would write the 'big picture' things that we wish to achieve without having to put a specified plan on how to achieve that 'big picture' goals.

answer; gravity pulls glaciers down hill and as glaciers flow it pick up rocks and soil;