Into the Sea 4.2

Front

What happens to the cliffs over time?

Back

Waves carry away small pieces of rock making the cliff weak.

Front

What is an island?

Back

Land circled by water.

Front

What causes erosion?

Back

Erosion happens when waves crash into the bottoms of cliffs.

Front

What do some towns make rules about?

Back

Buildings on the beach.

Front

How can we stop erosion?

Back

By building sea walls of large boulders or rocks.

Front

What is erosion?

Back

The process of rocks and soil being worn away by natural forces like water and wind.

Front

What is a sea wall?

Back

A wall built to protect the shore from waves and erosion.

Front

Why are cliffs important?

Back

Cliffs provide habitats for many plants and animals and protect the land behind them.

Front

What is the ocean?

Back

A large body of salt water that covers most of the Earth.

Front

What is a beach?

Back

A sandy or pebbly area along the edge of a body of water.