Seawall

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/seawall

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the location?Constructed along coastlines to protect landward areas from marine processes
2. What is the engineering classification?Categorized as 'hard engineering' coastal defense structures
3. What is a seawall and why do people build them?A seawall is a giant wall built along the coast to stop ocean waves from flooding towns and beaches. It acts as a barrier that deflects wave energy and protects land.
4. How do seawalls protect towns from waves and storms?They are built at the land‑water edge where waves, tides, or tsunamis can threaten. The wall stops water from coming onto land, keeping people and buildings safe.

Coastal Processes: Natural forces shaping coastlines, including waves, tides, currents, and sediment transport.
Hydrodynamic Pressures: The forces exerted by moving water, particularly significant in wave action against structures.
Sediment Exchange: The natural movement and transfer of sand and other particles between the land and the sea.
Toe Scour: Erosion at the base of a seawall caused by intensified wave action and water flow.