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• TLF-IDM008760

This is a colour underwater photograph of a blue cod ('Parapercis colias'), showing its bright blue colouration. The image mostly displays the front part of the cod, especially the head with its large eyes and lips. (Classification - Phylum: Chordata; Class: Actinopterygii; Order: Perciformes; Family: Pinguipedidae.)

• TLF-IDM012973

This resource is a web page containing information about using the ocean's currents, tides or waves to generate electricity. It gives a brief description, with annotated diagrams, of one system that uses the movement of water to push hydraulic pistons which drive turbines. It also provides information about the potential ...

• TLF-IDM013850

This resource is a website with extensive information about water, including the water cycle, water properties, surface water and groundwater, droughts, floods and tsunamis, and water quality. It also includes a section on hydroelectricity. There is an emphasis on data from the USA. The resource includes a photo gallery, ...

• TLF-IDM012513

This PDF unit of work is one of a series of resources accessible by searching the list in the series.It includes two teaching and learning sequences: 'Water journeys' focuses on the water cycle, and 'Pure water' focuses on the processes and people involved in creating and managing drinkable water. It provides Australian ...

• TLF-IDM012964

This resource is a web page contains information about generating electricity using the energy of flowing water. It gives a brief description, with an annotated diagram, of the way in which the potential energy of water in a dam can be used to drive a turbine to generate electricity. It also provides information about hydroelectric ...

• TLF-IDM012967

This resource is a web page that includes information about generating electricity using the heat from beneath the Earth's surface. It gives a brief description, with an annotated diagram, of pumping water deep underground to extract heat from hot fractured rocks, and using the steam generated to drive a turbine. It also ...

• TLF-IDM013096

This is a seasonal calendar developed by the Ngan’gi people of the Northern Territory in collaboboration with CSIRO. The resource contains an introduction, a richly illustrated calendar and related links. The introduction includes information about the people’s wish to document traditional knowledge of their Daly River ...

• TLF-IDM008769

This image is a colour photograph of a rock lobster found in New Zealand. It is commonly referred to as a spiny lobster or crayfish. The lobster has two small eyes, ten legs and two long antennae. Its carapace is mainly orange, with patches of dark spots on its legs. The lobster is resting on a rocky seabed, surrounded ...

• TLF-IDM012966

This resource is a web page that includes information on clean energy sources including generating electricity using waste organic matter (biomass). Using sugar-cane offcuts as an example, the resource gives a brief description of one way in which organic waste can be used to generate electricity. It defines the terms bioenergy, ...

• TLF-IDM008770

This image displays a type of diagram known as a trophic (or ecological) pyramid. This example depicts the organisms and the matter and energy flows in a typical marine ecosystem. The diagram shows six levels of organisms from primary producers through to the top carnivores, arranged in a pyramid. Also represented is the ...