Constructive/Destructive Forces

Front

What is a constructive force?

Back

A natural force that builds up and creates new land.

Front

What is a destructive force?

Back

A natural occurrence that can break down or erode land.

Front

What is a delta?

Back

A landform created when sediment is dropped at the mouth of a river.

Front

What causes rocks in riverbeds to be smooth?

Back

Rocks are worn smooth by rubbing against other rocks.

Front

What is erosion?

Back

The movement of sediment or soil from one location to another by means of water, ice, or wind.

Front

What is deposition?

Back

The process by which sediment is dropped in a new location.

Front

What is weathering?

Back

The breaking down of rocks and minerals into smaller pieces.

Front

What is the role of storm drain management in flood-prone areas?

Back

It helps redirect water to prevent flooding.

Front

What is a sand dune?

Back

A hill of sand formed by wind.

Front

What is a barrier island?

Back

A long, narrow island that protects the mainland from waves and storms.