What type of geologic structure is indicated in the picture and diagram below?

A type of debris flow that is composed of volcanic material saturated with water from melting snow and glacial ice following a volcanic eruption is called a…

Mass wasting is the downslope movement of Earth materials due to ________________.

What is the circulation of Earth’s water supply between the hydrosphere, atmosphere, geosphere, and biosphere called?

Jimmy Carter’s involvement in foreign affairs was not effective, with the exception of his participation as a mediator in 1978, which brought these two countries to an accord.  

Read the questions/statements and choose the best answer choice.

The 44th U.S. President, Barack Obama became the first African American to hold the presidency for two terms, which of the following events was a major occurrence in his administration.  

Which of the following lists the events in chronological order?

With few material possessions, but guided by his parents’ steady example, his Catholic faith, the lessons of Gandhi, and an unshakable belief in justice, Cesar Chavez brought about much needed change in our country. —Medal of Freedom citation awarded posthumously to Cesar Chavez, August 1994How did Chavez accomplish the change referred to in this excerpt?

The 13th, 14th, & 15th Amendments to the U.S. Constitution are known as ________________________________.