Unit 6.3 Flashcard Role of Oceans in Earth Systems

Front

What are breakwaters and seawalls?

Back

Walls constructed by humans to prevent erosion and other wave-related damage on the shoreline.

Front

What is a glacier?

Back

A glacier is frozen fresh water, often found in polar regions like Antarctica.

Front

What process involves waves breaking down rocks into smaller pieces?

Back

Weathering is the process where waves strike rocky outcroppings, breaking down the rock.

Front

What is the salinity of water where a river meets the ocean?

Back

The water is a little bit salty due to the mixing of fresh water from the river and salt water from the ocean.

Front

What type of water is found in glaciers?

Back

Glaciers contain frozen fresh water.

Front

What is erosion?

Back

Erosion is the process by which natural forces like water and wind wear away rocks and soil.

Front

What is the intertidal zone?

Back

The intertidal zone is the area of the shoreline that is exposed to the air at low tide and submerged at high tide.

Front

What is the difference between salt water and fresh water?

Back

Salt water contains a high concentration of salt, while fresh water has a low concentration of salt.

Front

What is the role of oceans in Earth's climate?

Back

Oceans regulate the Earth's climate by absorbing heat and distributing it around the planet.

Front

What is a tsunami?

Back

A tsunami is a series of large ocean waves caused by underwater disturbances such as earthquakes.