Exploring Earth's Surface

The height above sea level of a point on Earth's surface.

A landform made up of nearly flat or gently rolling land with low relief.

Costal Plain - plain that lies along a seacoast, low elevation and low relief.

Interior Plain - plain that lies away from a coast; low relief, and the elevation can vary.

A landform with high elevation and high relief and usually occur as part of a mountain range.

Mountain range - group of mountains that are closely related in shape, structure, and age.

Mountain system - the different mountain ranges in a region (ex. Bitterroot Mountains are a range in Rocky Mountains)

Mountain belt - a larger unit of mountain ranges and mountain systems in a long, connected chain.

A landform that has high elevation and a more or less level surface.