Year 9 CHB. Yr 9 Student Aims By the end of the lesson you should be able to: 1. Describe the three states of matter 2. Describe changes of state 3. Describe.
NA Sound
Sedimentary Rocks. What is a sedimentary rock? Sedimentary rocks are formed from the compaction and cementation of sediment. The processes of weathering.
What is a sedimentary rock? Sedimentary rocks are formed from the compaction and cementation of sediment. The processes of weathering and erosion break.
