Constructive and Deconstructive Forces

Front

What is weathering?

Back

The breaking down of rocks into smaller pieces called sediment.

Front

What are sand dunes?

Back

A mound of sand formed by the wind, usually along the beach or in a desert.

Front

What is erosion?

Back

Movement of rocks or dirt from one place to another by wind, water, ice, and gravity.

Front

What is deposition?

Back

Rocks, dirt, or sediment dropped in a new place.

Front

What is a delta?

Back

A landform, usually at the end of a river.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken pieces.

Front

What causes sand dunes to form?

Back

Wind moves sand particles and deposits them in mounds.

Front

What role does gravity play in erosion?

Back

Gravity pulls rocks and soil down slopes, contributing to erosion.

Front

What is a landform?

Back

A natural feature of the Earth's surface, such as mountains, valleys, and rivers.

Front

How do rivers contribute to erosion?

Back

Rivers carry water that erodes the land along their banks.