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    Your search returned 5 results

    Listed under:  Science  >  Forces and energy  >  Mechanical energy  >  Kinetic energy
    Audio

    Brown note: bad vibration mega-hurts

    • TLF-IDM016530

    This ABC article by Dr Karl investigates the myth that low frequency vibrations can result in an involuntary motion. The range of sound frequencies related to human hearing is described and how it can and cannot be used.

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    Video

    Mirrors Simulation (sk-Intel)

    • TLF-IDM016413

    Students explore the reflection of light by plane mirrors and operate a simple periscope using ray diagrams.

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    Video

    Solar Prints

    • TLF-IDM016706

    This 6 minute video segment from Catalyst is an excellent introduction to the science behind photovoltaics. A useful comparison of the efficiency of energy conversion. Discussion of other issues considered in producing devices to use renewable energy to make electricity.

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    Video

    Lens Simulation (sk- Intel)

    • TLF-IDM016162

    Students learn about the application of light refraction by completing a series of tasks based on light refraction using both concave and convex lenses.

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    Video

    Expansion and Contraction

    • TLF-IDM016121

    This is a problem-solving activity in which students are engaged in a challenge is to control virtual bridges using expansion and contraction so that a car can pass over them. In so doing they learn about the expansion of solids, liquids and gases when heated is applied. Students need to understand how a bimetallic strip works.

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