NCEA Level 3 Earth and Space Science case studies
NCEA Level 3 Earth and Space Science · Put your knowledge to work in context.
NCEA Level 3 Earth and Space Science is a New Zealand senior secondary subject assessed through Level 3 achievement standards on the National Certificates of Educational Achievement. It suits Year 13 students who want to connect Earth processes, the solid Earth, oceans, atmosphere, and the wider Solar System and universe into one coherent science picture, and who may be heading into geology, environmental science, astronomy, meteorology, or related tertiary study. The NCEA Level 3 Earth and Space Science case studies are 5 cases and about 3,939 words.
1The Narrowing Beach: Seawall, Nourishment or Retreat?
Te Arai Beach is a 2.4 km stretch of coarse sand backed by a 12 m cliff of soft sandstone. Council records show mean beach width fell from 34 m in 2004 to 17 m in 2024.
838 words, about 4 min2Marine Heatwave and the Mussel Farm Decision
A 3,000-hectare green-lipped mussel farm occupies a semi-enclosed bay. In summer, sea surface temperature normally averages 21.8°C but peaked at 25.4°C and stayed above 23°C for 62 days.
787 words, about 4 min3Testing the Hot Big Bang: What the Evidence Can and Cannot Prove
A student group is preparing a debate on the origin of the universe. They compile the following evidence.
745 words, about 4 min4Volcanic Unrest: Choosing an Alert Level Under Uncertainty
A 2,500 m stratovolcano last erupted 120 years ago and now shows renewed unrest. Background seismicity of about 15 shallow volcanic earthquakes per day rose to 320 per day over six weeks, with hypocentres migrating from 8 km to 3 km depth.
746 words, about 4 min5Is the Thawing Tundra a Carbon Source or Sink?
A research station monitors a tundra site underlain by permafrost. Over 15 years, the active layer has deepened from 0.55 m to 0.78 m, and soil temperature at 1 m has risen from −2.1°C to −1.4°C.
823 words, about 4 min