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Listed under:  Science  >  Forces and energy
Video

Can photons and atoms generate laser?

Electrons around atoms can absorb and emit photons of particular colours of light – see three different atomic models explain what's going on.

Video

Catalyst: The physics of a slinky drop

Imagine holding a slinky by the top end, with the bottom end dangling in mid-air. What do you think would happen when you let it go? Explore the physics of two equal and opposing forces working on an object in this awesome experiment!

Online

Balloon car challenge

In this practical activity, students design and build a balloon-powered car and race it to better understand the ideas related to rocket propulsion. The resource includes a step-by-step teacher guide and student worksheets.

Online

Kites

In this practical activity, students will learn about types of kites, some kite history and how kites fly before making and flying a kite themselves. The activity includes a teacher guide and student worksheet.

Video

Can We Help?: Effects of g-force on the human body

Peter Rowsthorn visits the Australian International Air Show to answer the question, 'What effect does g-force have on the human body?' Join Pete in the cockpit of a light plane for some aerobatics with pilot David Pilkington. G-force expert Dr David Newman explains the science as Pete endures up to 6 g in the aircraft.

Interactive

Discovering democracy: should the people rule?

Interact with a slideshow of images and text to explore the development of systems of government, from early democracy in Athens (where all 'citizens', a small proportion of the population, could vote), through the oligarchy in Sparta and direct democracy in Switzerland to Australia’s system of representative democracy. ...

Image

The 'Southern Cross' reaches Sydney, 1928

This is a black-and-white photograph of the 'Southern Cross' biplane arriving in Sydney and being greeted by reporters and photographers and a large contingent of police after the record-breaking flight of Charles Kingsford Smith and his crew across the Pacific. Signed portraits of the crew are superimposed upon the photograph, ...

Audio

Ian Frazer describes medical research work, 2008

This is an edited sound recording of Australian medical scientist Ian Frazer outlining some of the joys and frustrations of a career as a medical researcher. One advantage, he says, is that researchers know that many people may benefit from the work they themselves are enjoying, but he warns against a career as a research ...

Interactive

Energy skate park

This is an interactive resource about the potential and kinetic energy changes as a skater rolls around a skate park. Students learn about conservation of energy with a skater, they can build tracks, ramps and jumps for the skater and view the kinetic energy, potential energy and friction as he moves. Students can also ...

Online

Australia and the First World War - a unit of work

This unit of work for middle and upper secondary students explores the influence of the First World War on the construction of Australian identity. An introductory exploration of the Australian digger myth and legend is followed by five activities framed as investigations. Links are provided to a variety of online resources, ...

Audio

Forbes Carlile talks about sports science as a career, 2008

This is an edited sound recording of the Australian sports scientist and swimming coach Forbes Carlile (1921-), speaking about sports science as a career. Carlile states that being competent at sport is useful, but not absolutely essential, for someone to be a good sports scientist. He says all scientific discoveries lend ...

Interactive

Discovering democracy: Federation timeline

Use a timeline to find information about significant events and ideas in the establishment of a federated Australia. Nominate specific years or scroll from 1788 to 1901 to see what steps were key in determining the nature of government in Australia.

Audio

Ian Frazer discusses the cervical cancer vaccine, 2008

This is an edited sound recording of the Australian medical scientist Ian Frazer discussing how he and his colleague Jian Zhou developed the first vaccine to prevent and treat cervical cancer. He describes their breakthrough laboratory discovery in 1990, and how they realised a vaccine was possible. He also tells of the ...

Audio

Forbes Carlile discusses development of Australian sports science, 2008

This is an edited sound recording of the leading sports scientist and swimming coach Forbes Carlile speaking about his work in sports science. Carlile says that he worked under the 'father of sports science in Australia', Professor Frank Cotton. His own interest in the field was as a physiologist, measuring physical changes ...

Audio

Judge Kevin Parker speaks about remorse and forgiveness, 2008

This is an edited sound recording of Kevin Parker, vice-president of the International Criminal Tribunal for the former Yugoslavia (ICTY), describing how most people accused of human rights violations before the ICTY have not been remorseful. He suggests that it is therefore difficult for the victims of abuses to offer ...

Audio

Chris Arthur recalls the Franklin River campaign, 2008

This is an edited sound recording of an interview with Chris Arthur, a Tasmanian environmentalist, who describes being arrested and imprisoned in December 1982 after participating in a blockade of a site linked to a proposed project to dam the Franklin River in south-western Tasmania. He also talks about how he has gone ...

Interactive

Particle physics masterclass

This resource is aimed at students who can be extended beyond the NSW Stage 6 Physics syllabus. It allows students to explore the workings of the Large Hadron Collider (LHC) at the European Organization for Nuclear Research (CERN) in Switzerland, learn key terms and concepts around particle physics, complete tasks that ...

Interactive

Calculating Moments

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand the principle of moments and its application to situations involving one pivot. There is a two-question quiz and a summary slide.

Interactive

experiMENTALS: Bouncing balls

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.

Interactive

Electric Current

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand that current is the flow of electricity around a circuit and that the greater the resistance of the circuit, the less current flows. There is a two-question quiz and a summary slide.