What causes volcanoes to form at a spreading plate boundary

Where can the greatest depths be found in the ocean? A. Right after the continental shelf ends B. On either side of a rift valley C. In ocean trenches D. Where underwater volcanoes lie

How can I get better grades in 9th grade?

What are the ten largest earthquakes?

The countries of the Arab Spring are mainly located on which two continents?

Some French Canadians want to separate from the rest of Canada based on the reading what would be a probable reason for this? A. To maintain and preserve French-Canadian Culture B. To improve economically over the rest of Canada C.

The north pole is 100° north latitude

What two things make up an area's climate?

Apparent polar wander indicates that: a. the north magnetic pole wanders slowly around the entire Earth over million years timescales b. the continents have moved around the Earth's surface over million year time scales. c.

Is Egypt in the middle east? I know its in north africa, but its still considered middle east, right?

What factors lead people from the northeast of Brazil to move to the southeast?