New Orleans, located near the mouth of The Mississippi River is an example of Please help me

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.

C. how would an erratic boulder provide evidence of the flood? type your response here: i

What is the difference between a tundra and a taiga?