Paragraph about work habbit​

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.

Answer this asap. why did the americans go to china? a. trading b. exploration c. land d. live stock

The cumberland plateau shares a ridge that juts into which two states