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Listed under:  Science  >  Matter  >  Properties of matter  >  Temperature
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Shrinking and expanding metals

Explore with the Surfing Scientist team what happens when metals are heated and cooled. Find out what happens to a metal ring when it is immersed in extremely cold liquid nitrogen. What do hinges on the Sydney Harbour Bridge have to do with all this? Find out.

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Expansion and Contraction

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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Change of State

This simulation allows students to change the temperature and observe the changes at macro and micro level to water. It reinforces the Particle Theory.

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Adopt a drifter

This is a video resource describing the National Oceanic and Atmospheric Administration (NOAA) 'Adopt a drifter' program, which enables students to learn about ocean currents in real time. The video features drifting buoys that are designed to measure and transmit sea-surface temperature and positional data for about 400 ...