Unit 4 Vocabulary Crossword

2. a mixture of weathered rock and decayed plant and animal matter that forms over a long period of time
4. in this type of weathering, the chemical bonds that hold the rock together are broken down and something new is formed
5. this type of soil has very small grains, is sticky when it is wet but clumps when it is dry
7. this type of soil has large grains which allows water to flow through it easily
8. the process of rock(s) breaking down into smaller pieces
10. this type of soil is made up of decayed parts of things that were once alive, it is dark, soft and very crumbly
12. what layers of soil are sometimes called

1. in this type of weathering, rocks are broken into smaller pieces but what they are made of stays the same
2. this type of soil is made up of pieces smaller than sand and feels like a powder
3. when sediment is dropped in a new location
6. this type of soil is a combination of all the soil types
9. the movement of sediment
11. this type of physical weathering occurs when water enters a crack in the rock, freezes, and when it thaws it takes part of the rock away