Unit 6.2: Effects of Plate Tectonics

Front

What is the boundary where two tectonic plates meet?

Back

Plate boundary.

Front

What type of event is commonly associated with transform plate boundaries?

Back

Earthquake.

Front

What is a vent or fissure in Earth's surface through which magma and gases are expelled?

Back

Volcano.

Front

What process continually adds new crust to the ocean floor along both sides of the mid-ocean ridge?

Back

Seafloor spreading.

Front

What term refers to a volcanically active area of Earth's surface, commonly far from a tectonic plate boundary?

Back

Hotspot.

Front

How do intercontinental hotspot volcanoes form?

Back

They form when magma from the mantle rises through a thin spot in the tectonic plate.

Front

What is the movement of tectonic plates called?

Back

Plate tectonics.

Front

What geological feature is formed when two continental plates collide?

Back

Mountain range.

Front

What is the term for the process where one tectonic plate is forced under another?

Back

Subduction.

Front

What type of volcano is formed by the eruption of fluid lava?

Back

Shield volcano.