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Listed under:  Science  >  Life  >  Ecosystems
Video

Bryozoans' role in the ecosystem

This is a colour video clip of marine scientist Associate Professor Abby Smith discussing the role bryozoans play in marine ecosystems. The clip shows Abby Smith, a teacher and researcher at the University of Otago, New Zealand, being interviewed. The clip also shows underwater photos of bryozoans, fish and corals.

Video

What is an ecologist?

This is a colour video clip in which marine ecologist Associate Professor Stephen Wing of the University of Otago talks about the work of ecologists. He gives an overview of the types of questions that are investigated by ecologists and explains why he enjoys his work. Photographs of marine organisms and ecologists at work ...

Online

How is a frog able to swim in trees?

This is a teaching-learning resource containing teaching strategies and student activities about the dependence of plants and animals on each other and the environment for survival. The resource has seven tabs, six of which are relevant. The first four set out the steps in the suggested pedagogical sequence and include ...

Online

Water: learn it for life! - year 7 science

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 ...

Video

ABC News: Hydrogen-diesel engine

How might we reduce damaging emissions from diesel engines and increase their fuel efficiency at the same time? Watch as Dr Vishi Karri from the University of Tasmania describes the development of a new type of engine: the hybrid hydrogen-diesel engine. Dr Hafez A Hafez explains how the technology can be easily adapted ...

Interactive

Making a Salt Using an Insoluble Base

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to understand how to prepare a neutral salt sample from an insoluble base. There is a two-question quiz and a summary slide.

Interactive

Acids and Alkalis

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to understand how to use indicators to classify solutions as acidic or alkaline. There is a two-question quiz and a summary slide.

Interactive

Making a Salt Using an Acid and an Alkali

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand how to prepare a neutral salt sample using an acid and an alkali. There is a two-question quiz and a summary slide.

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Ant safari

This ABC In Depth feature article includes some good advice for exploring local ant populations as well as an excellent information report on Australian ants: the different types and their roles.

Interactive

pH scale

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that pH is a measure of the strength of an acid or alkali and how to interpret the colours of universal indicator solution. There is a two-question quiz and a summary slide.

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Kids in the Garden, Ep 3: Discover flower power!

Can you imagine a world without flowers? Flowers add colour, scent and beauty to our world. But why do plants make them? Discover the real purpose of flowers and how they do their job.

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ABC News: Dr Karl vs the mysterious giant squid

Do you believe in the legendary sea monster called the Kraken? It's said to have gigantic tentacles and to lurk in the deep ocean. In this clip, Dr Karl talks about some of the extraordinary features of a real deep-sea creature - the giant squid. Watch this clip to find out about it and see some footage of this amazing creature.

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Kids in the Garden, Ep 6: Why plants make fruit

Fruits come in all shapes and colours. Have you ever wondered why plants make them? Discover an amazing variety of fruits. Learn the secret of these little plant packages and the treasures they protect.

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Gardening Australia: Understanding bush foods

Did you know that you can mix the nectar from some native flowers with water to make a sweet drink? Explore the Royal Botanic Gardens of Sydney with Gardening Australia presenter Clarence Stockee, and discover plants used by Aboriginal people. Find out about some native Australian bush foods, such as Kurrajong seeds, and ...

Video

All about engines

What does 'horsepower' really mean? And how do engines work? Join Luke and Abhi from MIT to find out! As Abhi explains, engines produce power by forcing a mixture of fuel and air into a tight space and then burning it. Piston engines and turbine engines do this in similar, yet different ways. After watching this video, ...

Video

Kids in the Garden, Ep 12: Trees: a vital part of our lives

Have you ever heard of the 'sausage tree' or the 'dragon blood tree'? Watch this clip to find out about these and many other types of trees. Explore how they grow and why they are important. Presenter Nick Hardcastle will also show you how to plant a tree and grow a bonsai tree.

Interactive

Biodiversity of the Western Volcanic Plains Flora and Fauna Field Guide - iTunes app

View descriptions of the flora and fauna of Victoria's western volcanic plains region including details about physical features, habitat, diet, reproduction and taxonomic classification together with images and distribution maps. Plant and animals are grouped by broad categories such as mammals, reptiles, birds, fern, shrub ...

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Climate science analysis from The Conversation

This is a collection of articles about climate science. It includes articles about modelling, explanations about heat trends, predictions about sea level rise, and why the science about climate change is clear. The articles are written in plain language and are authored by experts from universities in Australia and around ...

Interactive

Environmental forensics at sea

The main screen shows a marine environment and research boat against a background of coastal hills and a fiord. There are two entry points for investigation: Phytoplankton clues and Sediment cores, containing five interviews with a scientist explaining how science investigations can be used as a forensic tool to investigate ...

Interactive

The greenhouse effect

This is an interactive resource about how greenhouse gases affect the climate. Students use a simulation to explore the atmosphere during the ice age and today. They change variables such as adding clouds, changing greenhouse gas concentrations and see how the temperature changes. They can then compare this to the effect ...