How long did it take for the thick fertile soil of North American Prairies to develop

What is Derived Demand (this is an economics question)

Is a manual job a less skilled job?

What is barter? a. a means for comparing the values of goods and services b. something that keeps its value if it is stored rather than used c. anything that serves as a medium of exchange, a unit of account, and a store of value d.

Write the name given to a large area of sea or ocean that is partially enclosed and is larger than a bay

You want to test children to see if their social skills improve following a film that teaches them how to make friends. You measure their social skills pre - and post-test and compare the two scores. What kind of research design are you using?

A state's executive branch generally includes department heads. legislators. judges. regular citizens. (Not B)

Define unalienable and delegates

According to CP-39 on Lease Options, Lease Purchase Agreements and Installment Land Contracts a licensee may create the aforementioned agreements by:

How did the rise of political parties affect the electoral college

Which is these is Euclid known for?