After challenging themselves to correctly choose the form of erosion and length of time required for a given landform to develop, earth science class members model mechanical and chemical weathering with various lab demonstrations over...

Learners investigate mechanical weathering as a form of erosion. In this erosion lesson, students, define weathering and erosion before determining how the Earth's surface is in a constant state of change. They watch a video, access...

First educate, and then quiz viewers on the ins and outs of weathering and erosion. At a level appropriate for upper elementary or middle school earth scientists, these slides display animated graphics and photos. The first 22 slides...