Science / Year 8 / Science as a Human Endeavour / Nature and development of science

Curriculum content descriptions

Scientific knowledge has changed peoples’ understanding of the world and is refined as new evidence becomes available (ACSHE134)

Elaborations
  • investigating developments in the understanding of cells and how this knowledge has impacted on areas such as health and medicine
  • discovering how people’s understanding of the nature of matter has changed over time as evidence for particle theory has become available through developments in technology
  • considering how the idea of elements has developed over time as knowledge of the nature of matter has improved
  • investigating the development of the microscope and the impact it has had on the understanding of cell functions and division
ScOT terms

Evidence,  Paradigms,  Observations (Data)

Video

Grand Daddy Fish

This six and a half minute video segment from Catalyst demonstrates how we draw inferences from observations of fossils. Fossil fish from the Devonian Period have produced some amazing discoveries. Last year a few of them were found with embryos inside and one even had a fossilised umbilical cord. This year they have found ...

Video

Giant Cuttlefish

This 12 minute video segment from Catalyst outlines the fascinating and unique features of the giant cuttlefish and its mass breeding at Point Lowly. Then it explains how scientists have determined the vulnerability of this species- the fact that the eggs are sensitive to high levels of salinity and the fact that they die ...

Video

Dr Ove Goegh-Guldberg

This 5 minute video segment from Catalyst highlights the vulnerability of some of our ecosystems and the way abiotic factors can have a dramatic effect. It also exemplifies the difficult process of having new scientific ideas accepted.

Video

Sea Urchins

This 7 minute video segment from Catalyst describes an excellent example of how biologists have worked to investigate and solve a problem of an invading species of sea urchin that was devastating a marine ecosystem. The scientific approach to develop a biological control needed to rely on technologies such as radio tracking ...

Video

Solar Prints

This 6 minute video segment from Catalyst is an excellent introduction to the science behind photovoltaics. A useful comparison of the efficiency of energy conversion. Discussion of other issues considered in producing devices to use renewable energy to make electricity.

Interactive

Tsunami: the ultimate guide

This comprehensive web resource provides a series of six interactive slide shows (chapters) that introduce the cause and impacts of tsunami with a focus on Australia, Asia and Pacific regions. Produced by experts in the field, this information is clearly and simply described. The engaging presentation is enriched with photography, ...