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Fieldwork: how does a river change downstream?

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Set it as homework or classwork and every answer is marked as pupils go, with feedback on what they got wrong. The scores go straight into your mark book, so you can see who needs help before the next lesson.

  • 12 questions
  • 33 marks
  • about 35 minutes
  • marked instantly

Question types: calculation, short answer, multiple choice, true or false, table completion.

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Illustrative data, not measured. A float took a mean of 25 seconds to travel 10 m at Site A (upper course) and a mean of 12.5 seconds to travel 10 m at Site B (lower course). Which site had the higher velocity?

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About this resource

Plan and test an enquiry into how a river changes between an upper-course site and a lower-course site. You will measure safely, calculate discharge, test three hypotheses and judge how reliable the results are.

18 slides.

Lesson outline

  1. Hook
  2. Do Now — Retrieval
  3. Keywords for This Lesson
  4. The enquiry process
  5. How to measure a river
  6. Kit and safety
  7. Today's data: illustrative data, not measured
  8. I Do: Site A calculations
  9. We Do and You Do: Site B
  10. Hinge Check
  11. Discharge at the two sites
  12. Test the hypotheses
Unit bundleRivers
Part of: Rivers: the whole unitEvery resource in the unit in one zip.

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