Unit 5 Review

Front

Oceanic Trenches are formed by _______ plate boundaries

Back

Divergent

Front

What is the principle of superposition in geology?

Back

Older rocks are at the bottom, newer rocks are on top.

Front

Which of these landforms is caused by convergent boundaries?

Back

Trenches.

Front

Which process contributes carbon dioxide to the atmosphere?

Back

Respiration.

Front

At what rate do tectonic plates "ride" on hot, flowing rock?

Back

2 cm a year.

Front

What are tectonic plates?

Back

Large sections of the Earth's lithosphere that move and interact with each other.

Front

What is a convergent boundary?

Back

A tectonic plate boundary where two plates collide.

Front

What is a divergent boundary?

Back

A tectonic plate boundary where two plates move apart.

Front

What is a transform boundary?

Back

A tectonic plate boundary where two plates slide past each other.

Front

What is the role of subduction in plate tectonics?

Back

Subduction is the process where one tectonic plate moves under another, leading to the formation of trenches.