Why do geologists use the terms lava and magma when both terms are referring to molten rock?

What is the latitude and longitude of the Football Stadium here in Jacksonville? List this in degrees, minutes, and seconds.

What is the difference between a composite volcano and a shield volcano?

Match the four dominant clasts to their sizes.

What is the Representative Fraction of this map?  How do you use this to measure distances on the map?

According to Mike Adams, who largely influenced the concept of Rational Choice Theory? 

In the video on teacher unions, the speaker believed teacher unions needed more power to fight the schools due to low wages teacher unions were not well organized enough to be very effective due to lack of unity teacher unions were becoming too powerful and hurting school quality. teacher unions were successful and better performing compared to places without unions.

Changes in all of these variables will shift the long run aggregate supply curve, except 1. labor 2. capital 3. natural resources 4. money supply

If the marginal propensity to consume changed from 0.8 to 0.6, then the spending multiplier would change from    1.  ​5 to 2.5.   2.  ​2.5 to 5.   3.  ​0.8 to 0.6.   4.  ​8 to 6.

Which of the following would shift the long-run aggregate supply curve right?  both an increase in the capital stock and an increase in the price level an increase in the capital stock, but not an increase in the price level an increase in the money supply, but not an increase in the capital stock neither an increase in the money supply nor an increase in the capital stock