Ineed (again! ) what does an unconformity in a sequence of rock layers reveal about geologic history?

the layers must cover hundreds of square miles.

a layer of rock might have eroded.

a rock layer must have turned upside down.

the layers must have been deposited very quickly.

Asegment whose endpoints are points on the edge of the circle are whatps: i ment to put this under geometry i apologize ; ;

Short answer/constructed response: respond to the question in 3-5 complete sentences. give details or examples to support your answer. attempt to answer all parts of the question in paragraph form! using the source 1 map, pick two of the 1800's territorial acquisitions you believe were the most important in the development of the united states. provide at least two reasons per territory to explain why you think they were the most important.

He resistance of a liquid to flowing is called