Search results

• TLF-IDM016379

This 6 minute video segment from Catalyst explains how the dugong, a vulnerable to endangered species is protected and that very little is known about it. Biologists are capturing animals to get baseline information about their blood and tissues in an effort to find out more about them and to secure their future. They are ...

• TLF-IDM016244

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 ...

• TLF-IDM016572

Students use this resource consisting of nine slides with diagrams, written explanation and voice-over to understand the basic structure of the heart and its need for a supply of blood from the coronary artery. There is a two-question quiz and a summary slide.

• TLF-IDM016119

This engaging article outlines the science behind the sense of smell. It explains what makes dogs' noses and their sense of smell so powerful. It also describes how understanding the science has had implications for the potential development of new technologies.

• TLF-IDM016403

A resource for primary and secondary students that features ten award-winning writers from the 2007 Sydney Writers' Festival. The resource explores each author's books, background, beliefs and approaches to writing, and includes advice for young writers. Video interviews of each author are accompanied by a biography, bibliography. ...

• TLF-IDM016629

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.

• TLF-IDM016283

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand how the mucous membrane lining the respiratory system helps to prevent infection. Three of the eight slides deal with the impact of smoking. There is a two-question quiz and a summary slide.

• TLF-IDM016763

This resource contains a materials and instruction list and brief explanation for students to observe what happens when two different sized balls are dropped independently or in vertical contact. The simple explanation relates to transfer of energy.

• TLF-IDM016767

'Ask an expert' ABC article about why is it cooler up in the mountains though it's closer to the sun and hot air rises. An excellent explanation that elicits discussion about solar radiation and heat energy and how energy is transferred and transformed.

• TLF-IDM016787

Students use this short resource consisting of five slides with diagrams, written explanation and voice-over to demonstrate that water can exist on either of three states: solid, liquid or gas depending on its temperature. It defines melting and boiling points. There is a two-question quiz and a summary slide.