Bell Ringer
List 3 parts of a watershed.
• I can describe weathering. • I can list 1 affect of weathering on different
objects.
• Last week—• Watersheds, how, where, when• In which watershed do we live?
What is weathering?
• Two types (physical and chemical) • The process through which rocks or other
materials are broken down.
• Look at the pictures Describe them on your paper!
1. Before & After weathering (physical)
4. Chemical weathering
5. Chemical weathering
6. Weathering (metal) rust (CHEMICAL)
Homework
• Read pages 284-293• Then do the quick checks (Write the question
and answer)
• Exit: Describe weathering. (What would you tell them that weathering is and how would it affect your bicycle if you left it in the weather?)
• Think—about rain on the bicycle.