Limestone is a compound called "calcium carbonate". It is the same compound that makes the hard shell on some animals?

Who is on the senate intelligence committee?

What landform is circled in the map above?

And fast (use two examples) some historians say that the attacks by the abolitionist actually strengthened sectionalism in the south instead of weakening it. how might the abolitionist have been contributing to the tension arising over slavery? provide two specific example of the southern response to the aboltitonist attacks.