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Listed under:  Science  >  Forces and energy  >  Mechanical energy  >  Motion  >  Fluid flow  >  Liquid flow

Three-finned 'thruster' surfboards by Energy Surfboards, 1987-80

These are two 'Energy Flyer' square tail and round tail 'thruster' (three-finned) surfboards, manufactured by Energy Surfboards, Australia, sometime between 1987 and 1988.


Flow meter, c1923

This is a Type A 'Orivent' Meter Recorder at the No 4 pumping well at Spotswood Pumping Station. The meter features a chart recorder to record fluctuations in water pressure, and the rate of flow was indicated on six small dial gauges. The instrument is enclosed in a glass case.

Assessment resource

Filling glasses: create: assessment

Test your understanding of the relationship between the shape of a glass and the level of liquid in the glass as it fills. Show your understanding by creating irregular-shaped glass containers to match line graphs that represent the filling rates. For example, create a composite shape container to match a graph consisting ...

Interactive resource

Filling glasses: find the right graph

Look closely at some line graphs. Examine the relationship between the shape of a glass and the time taken to fill it with juice. Notice that the fluid level rises more quickly in a narrow glass than in a wide glass. Choose both sections of a line graph representing the filling rate for a glass shape. This learning object ...

Teacher resource

NASA's launchpad: cooling off

This a resource for educators detailing a learning program exploring the challenges of maintaining temperatures while living in space, followed by students designing an improved cooling system like those used in spacesuits. Students are introduced to the challenges of living in places other than Earth, as well as learning ...