Slip prevention 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Working with Students Further Resources This task is about erosion. Question 1Change answer A new road has been made which has a steep bank on the side. What are two different methods that could be used to prevent slips on the steep bank? 1. 2. Task administration: This task can be completed with pencil and paper. Level: 4 Curriculum info: Science, Knowledge, Planet Earth Keywords: Earth systems, erosion, landslips, landslides Description of task: Students suggest ways to prevent a steep bank slipping. The assessment focus is application of their knowledge about erosion. Answers/responses: Y8 (12/1997) Any 2 of: cut terraces in the slope sow grass seed cover with wire mesh build a retaining wall plant shrubs take more earth off the top of the bank so that it slopes more drainage in bank any other acceptable answer 2 correct – difficult 1 correct – easy Diagnostic and formative information: Analysis of correct responses The two most common correct answers given were: • cover with wire mesh or similar • build a retaining wall Blowing in the wind Seaside cliff Cutting down trees Rock layers
