Question

what does an uncomformity in rock layers reveal about geologic history?

Answer 1

hold on...

Answer 2

an unconformity is basically a space in the geologic record. you cant really tell what happened there, only that a layer is no longer there for one reason or another, usually erosion.

Answer 3

up at the top of your screen, there is a button that says find more subjects. If you go to a subject like geology or earth sciences, you might get better/more detailed answers.