Most of the current landscape features of the beautiful alps region owe their origins to:

volcanic eruptions

ice movement and the deposition of eroded material due to glacial processes

tectonic plate movement

the continents pushing up against each other from the ocean floor

What group has historically made up the largest portion of immigrants in mexico?

How does water pollution affect the environment

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.