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Listed under:  Science  >  Forces and energy
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experiMENTALS: Straw propeller

This resource contains a materials and instruction list and brief explanation for students about the process of creating a propeller using two bendy straws and a pair of scissors. A simple demonstration of one of Newton's Laws.

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Unbalanced Forces

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that unbalanced forces change the speed or direction of movement of objects and that balanced forces produce no change in the movement of an object. There is a two-question quiz and a summary slide.

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Factors Affecting Thinking Distance

Students use this resource consisting of nine slides with diagrams, written explanation and voice-over to understand that the stopping distance of a car depends on the alertness of the driver as well as its speed and frictional forces. There is a two-question quiz and a summary slide.

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Useful Friction

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand how friction is needed in movement and braking. The fact that friction produces heat and causes wear is also mentioned. There is a two-question quiz and a summary slide.

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Satellites

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that the moon is a natural satellite of the Earth and how satellites stay in orbit around the Earth. There is a two-question quiz and a summary slide.

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Stopping Distances

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand how to calculate the total stopping distance of a car. There is a two-question quiz and a summary slide. This resource should be used before the resource 'Factors Affecting Thinking Distance'.

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Series and Parallel Circuits

Students use this resource consisting of three slides with diagrams, written explanation and voice-over to understand how to the arrangement of bulbs in series and parallel circuits and understand the differences between them. There is a two-question quiz and a summary slide.

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Magnetic Fields

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that a magnetic field is a region of space where magnetic materials experience forces and learn that magnetic field line patterns show the relative strength of magnetic fields. There is a two-question quiz ...

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Sites2See – Nobel Prize physics

This page features the site nobelprize.org with information on the 2007 Nobel Prize in Physics, awarded for the discovery of Giant Magnetoresistance (GMR). Applications of this phenomenon have revolutionised techniques for retrieving data from hard disks and are considered the first real applications of nanotechnology. ...

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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

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 ...

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 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 ...