APES Unit 4 Review

Front

What are the three main types of convection cells in the atmosphere?

Back

Hadley, Ferrell, Polar.

Front

What is the most abundant gas in the Earth's atmosphere?

Back

Nitrogen.

Front

Which soil horizon is composed of partially weathered rock?

Back

Horizon C.

Front

What occurs at a divergent boundary?

Back

Plates pull apart.

Front

What type of plate boundary occurs when two plates come together?

Back

Convergent Boundary.

Front

What is the role of the Hadley cell in atmospheric circulation?

Back

It helps distribute heat from the equator towards the poles.

Front

Define a convergent boundary in plate tectonics.

Back

A boundary where two tectonic plates move towards each other.

Front

What is the significance of the Ferrell cell?

Back

It is responsible for the mid-latitude weather patterns.

Front

What is the primary function of the ozone layer?

Back

To absorb and protect the Earth from harmful ultraviolet (UV) radiation.

Front

Explain the process of subduction.

Back

It occurs when one tectonic plate moves under another and sinks into the mantle.