1st SEMESTER FINAL REVIEW

Front

What is an oxbow lake?

Back

An oxbow lake is a U-shaped body of water formed when a wide meander from the main stem of a river is cut off, creating a lake.

Front

What is a delta?

Back

A delta is a landform that forms at the mouth of a river, where the river meets a body of water, and sediment is deposited.

Front

How do carbon dioxide levels affect global temperatures?

Back

As carbon dioxide levels increase in the atmosphere, they trap more heat, leading to a rise in Earth's global temperatures.

Front

What type of rock is formed from lava that cools quickly on the Earth's surface?

Back

Extrusive igneous rock.

Front

What is the primary function of barrier islands?

Back

Barrier islands protect the mainland from storm surges and high waves.

Front

What are the two main processes by which glaciers weather and erode land?

Back

Abrasion and plucking.

Front

What is the difference between intrusive and extrusive igneous rocks?

Back

Intrusive igneous rocks form from magma that cools slowly beneath the Earth's surface, while extrusive igneous rocks form from lava that cools quickly on the surface.

Front

What is weathering?

Back

Weathering is the process of breaking down rocks and minerals into smaller pieces by natural forces such as wind, water, and temperature changes.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from one location and transported to another by natural forces such as water, wind, or ice.

Front

What is the significance of studying barrier islands?

Back

Studying barrier islands helps us understand coastal ecosystems, their role in protecting the mainland, and the impacts of human activity and climate change.