What is the process of rock breaking down physically, but not chemically?

What occurs when rocks rub against each other, becoming less jagged and more rounded?

What is a type of precipitation that often causes chemical weathering?

What is the movement of weathered rock, sediment, or particles from one place to another?

What is the most common and powerful causes of erosion?

What is the process of oxygen combining with chemicals to form a new substance?

What is the term form a large moving sheet of ice and snow that has the ability to erode rock?

What is the type of weathering in which rock is changed into a different substance?

What is the product of the process from oxidation that produces an orange color seen on iron rocks or objects?

In wet environments, what is the major cause of erosion?

Rust is the result of what process?