AC9S5H02

Elaborations

• AC9S5H02_E1considering how decisions are made to farm particular crops or animals depending on local habitats, such as considering their ability to withstand drought or cold weather
• AC9S5H02_E2examining how communities use knowledge of erosion processes to design landscape features that reduce erosion in fragile environments
• AC9S5H02_E3examining how knowledge of erosion is used by park rangers to design rules such as keeping to the path and not climbing sandstone, and built features such as channel drains on paths, railings and barriers to protect the park environment and First Nations Australians’ heritage sites
• AC9S5H02_E4researching the impacts of light pollution and exploring how communities have used scientific knowledge to reduce light pollution, such as through the use of covered bulbs facing downwards in streetlights, automated systems to turn off streetlights and motion sensors on outdoor lights at home and in public places
• AC9S5H02_E5investigating how and why people used properties of light to design signal lamps to communicate via Morse code and where they continue to be used