Magma from within earth's upper mantle moves to the surface and erupts to form lava flows and ash deposits. these deposits collect over time and become bigger. which landform will be created at the location? mountain range ocean basin valley volcano (this one confuses, anyone? )

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

Complete the activity titled "comparative urban environments." every city is shaped by different cultural forces. in one to two paragraphs, contrast the culture of two different cities from this activity: new york and buenos aires. what makes these cities stand apart from each other culturally? what is unique about each city’s attitude, language, habits, foods, or architecture?

The blue segment below is a diameter of oo. what is the length of the radius of the circle?