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Listed under:  Science  >  Life  >  Ecosystems
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Salinity and the Murray-Darling Basin

This lesson sequence examines salinity in the Murray-Darling Basin: the source of the salt, why it is a problem, how it is monitored and current management strategies. It includes a teacher PowerPoint presentation, separate teacher notes and a student worksheet. This lesson sequence is one in a series exploring aspects ...

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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.

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Argo floats

This minute video segment from Catalyst decade ago describes the Australian initiative, Argo, that has become a major international collaborative project to look at the world's oceans and help understand processes at depth - monitoring the pulse of the global heat balance and giving us vital information on the ocean's role ...

Video

Merri Creek - river of rubbish?

Find out about some of the issues and solutions related to managing litter pollution at a local creek. View this clip called 'Merri Creek - river of rubbish?', created by young reporters from North Fitzroy Primary School, Victoria. The clip was developed as part of the ABC Splash Live 'Making the news!' project, which featured ...

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Forest learning: How is carbon stored?

This resource is a ten-page pdf produced by Forest and Wood Products Australia about the role forests play in reducing climate change. It includes sections on: properties of carbon; how carbon is cycled in ecosystems; the chemical formula for photosynthesis; and calculating CO2 stored in trees. The resource also includes ...

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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.

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Everyday Neutralisation Reactions

Students use this resource consisting of nine slides with diagrams, written explanation and voice-over to understand everyday neutralisation reactions. There is a two-question quiz and a summary slide.

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The price of peak fuel

This ABC In Depth feature article discusses the projections of how long will our energy resources will last given that our need for fossil fuels is insatiable, but coal, oil, gas and uranium reserves are finite and some may even be in decline. This article is comprehensive, but it is dated at 2008.

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Recent evapotranspiration

This resource is a Bureau of Meteorology (BOM) web page with a map of Australia showing daily reference evapotranspiration and also tables of daily transpiration for each Australian state and the Northern Territory. Monthly data is available via the location links in the tables for each state.

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Climate education guide, activity 3: trees and carbon

This is a teaching-learning resource containing teaching strategies and a student activity about the role of forests as carbon sinks and the effect of tree size on the capacity to store carbon. The resource has six tabs, five of which are relevant. The first tab provides information about the importance of forests in storing ...

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Macrobiotica – science @ the lakes

In this resource students work as scientists while exploring their local environment in the real world of scientific endeavour. Games and animations are used to model the real experience of investigating a freshwater lake. This version of the Macrobiotica resource has been modified for Internet use by removing Teaching ...

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Why is the ozone hole bigger in the less polluted southern hemisphere?

This article provides an excellent model of a scientific explanation. It addresses the question "if the atmosphere in the northern hemisphere is much more polluted than it is in the southern hemisphere, why is there an ozone hole in the south and not in the north?"

Video

Rob Harcourt

This 6 minute video segment from Catalyst highlights a number of diverse investigations that are part of the work of a marine biologist. It uses an incredible collection of photographs to inform and inspire people about conservation.

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Science under the microscope

A student-focused mobile web application that tests students? knowledge of the NSW Science curriculum. It will reuse videos and other components of 2010 Murder under the Microscope (Shockwave on the Shoreline) to provide a series of clues that unfold as the student answers science questions correctly. After receiving all ...

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Simple ecosystem diagram

This is a colour graphic representing the energy and nutrient flow in a simple food chain. The Sun and organisms making up the food chain are represented in diagrammatic form. The graphic is labelled and a key to the colour-coding of energy and nutrient flows is included.

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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.

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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 ...

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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 ...

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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 ...

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Ngan'gi seasons calendar

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 ...