Search results

• TLF-IDM016472

This six and a half minute video segment from Catalyst explains Earthshine as light from our own Earth reflected back from the Moon's dark side. A PhD student is studying it to learn about how light reflects from a planet that contains liquid water as well as land. Her work may one day lead to the discovery of other planets ...

• TLF-IDM016221

This resource is in the style of an 'authentic' scientific investigation. The investigation is set in a crime lab where finding the densities of the various items can solve the crime. The tool enables students to explore mass and volume for a variety of solids and liquids and hence determine their densities.

• TLF-IDM016520

In this resource students explore how an electromagnet works in real life. They can then apply their learning in an electromagnetism game by changing the magnetism of a scrap lifter in a scrap yard and removing various amounts of scrap. The resource demonstrates the connection between the power applied, the number of coils ...

• TLF-IDM016632

This 5 minute video segment from Catalyst describes how a school student conducted his own scientific investigation. Daniel O'Doherty was intrigued to find out what was the carbon impact of travel to and from school each day, and what could be done to reduce this impact. His project won the 2008 Action Against Climate Change ...

• TLF-IDM016406

This nine and a half minute video segment from Catalyst describes how researchers from Monash University have hard evidence that cloud seeding can produce good amounts of extra rainfall. Data collected over a long period of time has give hope to scientists and environmentalists who are trying to reduce the impacts of droughts ...

• TLF-IDM016539

This 11 minute video segment from Catalyst provides an excellent explanation of the processes involved in recycling sewage for an urban water supply. It also provides a range of opinions and concerns in an excellent debate on the topic.

• TLF-IDM012694

This rich resource is a Bureau of Meteorology (BOM) web page that provides data for rainfall, temperature, weather and climate and solar exposure recorded by weather stations around Australia. The user can access observations and statistics by entering a weather station number, or by using text or an interactive map to ...

• TLF-IDM012539

This teacher resource is a PowerPoint presentation designed to address common student misunderstandings about life expectancy. It emphasises that life expectancy is an average, that most people live for much longer or shorter than their life expectancy and that, when life expectancy is low, it is mostly because of a very ...

• TLF-IDM020052

This study guide examines the complexity and importance of maintaining a vibrant and healthy farming environment including management of the biodiversity that pasture, livestock and natural fauna and flora. A range of articles and activities explore the challenges and opportunities that cattle and sheep farmers are embracing ...

• TLF-IDM021041

This unit of work gives students opportunities to develop an understanding of the importance of water for the environment and potable water for human consumption. Students will consider water availability and use from an individual, national and international perspective; explain the natural processes in the water cycle ...