AC9S3H02 Year 3 Science

Content descriptor consider how people use scientific explanations to meet a need or solve a problem

Elaborations

• • Elaboration recognising how First Nations Australians observe and describe developmental changes in plants and animals to make decisions about when to harvest certain resources
• • Elaboration exploring the history of manure and compost use in agriculture and how composting can help improve soil condition and plant growth
• • Elaboration investigating how understanding of life cycles of insect pests such as fruit flies led to effective control strategies
• • Elaboration investigating why salt, was so important to people’s diets, food preservation and medicine in ancient times that it was known as ‘white gold’
• • Elaboration exploring how science knowledge of heat transfer has helped people develop different ways to cook food, such as by boiling, frying or roasting
• • Elaboration investigating how engineers test the insulation properties of materials, and how this information is used to design food and beverage packaging, building insulation or clothing