Teachers registered with Cambridge International can download past papers and early release materials (where applicable) from our password protected School Support Hub, where a much wider selection of syllabus materials is also available to download.
Look under ‘Past Examination Resources’ and filter by exam year and series.
For example, a decibel meter may be used to measure the noise level.
Also, secondary data may be used, including researching the results of traffic counts. of a course of a river or to see where the wind is coming from.
Discharge (m³): cross-sectional area (m²) x velocity (m/s) Discharge normally increases downstream, as do width, depth and velocity.
Channel efficiency (measured by hydraulic radius): cross-sectional area/ wetted perimeter.
You can download one or more papers for a previous session.
Please note that these papers may not reflect the content of the current syllabus.
Environmental surveys may be used to track pollution at a variety of sites.
A scoring system would be devised to rate the intensity and impact of litter, noise and traffic on the surrounding area.