Determine whether the material is a mineral or a non-mineral based on the description. mineral
non-mineral

The length of the path between two points is what

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

15 points need quick 1. looking at your graph and the geologic time scale during what period did this rock form? what is the age span of the rock, in millions of years? 2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in? 3. if some of these fossil samples were found in a rock also containing leaf fossils, could you use radiocarbon dating to determine the age of this rock? explain.