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Listed under:  Science  >  Forces and energy  >  Waves (Energy)  >  Waveforms
Interactive

Seeing with sound: sound lab tour

Explore how sound travels as a wave. Examine diagrams and simulations to answer a series of questions about sound properties. For example, identify the effects of compression waves on the vibration speed of particles. Test the effects of changing wave properties: frequency, wavelength and amplitude. Transmit sounds in a ...

Image

Arawa soldier, 1865

This is a watercolour painting created by British soldier Horatio Gordon Robley (1840-1930) in 1865. He called it 'Arawa soldier warning off'. It shows a Mäori warrior with a moko (skin marking) on his face and a moko puhoro (marking on leg or thigh) on his left thigh. He wears a form of traditional clothing made of either ...

Image

War dance in 1851

This is a watercolour painting created by the military artist Captain T J Grant in 1851. The image shows a Mäori woman holding a mere pounamu (greenstone hand weapon) and leading six male Mäori warriors in a war dance. The first male warrior holds a tewhatewha (a close combat weapon around 2 metres long); the second, fourth ...