What landform is created when wind deposits sand in a desert?

The breakdown of rock at the earth's surface is called what?

Which photo shows weathering by wind?

The movement of weathered rock from place to place is called?

What is the force called that pulls rocks downhill and causes landslides?

A student rubs a piece of sandpaper on a rock and after a few moments, the rock starts to become smooth. This is an example of what?

The dropping of sediment by water wind or ice is called what?