Which of the following are organic, non-clastic sedimentary rocks? check all that apply.

dolomite

limestone

coal

breccias

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?