Tectonic Plates and Geological Processes

Front

Transform plate boundary.

Back

What occurs when two tectonic plates slide past each other?

Front

Mountain ranges, also known as orogens, such as the Himalayas.

Back

What is formed when two continental plates converge?

Front

The denser oceanic block sinks beneath the other, producing a volcanic island arc.

Back

What happens when two oceanic crusts converge?

Front

A boundary formed when two plates move toward each other, also known as a destructive margin.

Back

What is a convergent boundary?

Front

A divergent boundary, resulting in the upward movement of molten material and formation of new seafloor.

Back

What is formed when two plates move away from each other?

Front

A strong rigid layer consisting of the uppermost mantle and crust, broken into tectonic plates.

Back

What is the lithosphere?

Front

A 1,200-km fault zone cutting almost the whole Philippine archipelago.

Back

What is the Philippine Fault Zone?

Front

The degree of shaking experienced in an area.

Back

What does intensity measure in relation to earthquakes?

Front

A quantitative measurement of the energy released during an earthquake.

Back

What is magnitude in the context of earthquakes?

Front

The surface directly above the hypocenter.

Back

What is the epicenter?