Science / Year 9 / Science Inquiry Skills / Evaluating

Curriculum content descriptions

Evaluate conclusions, including identifying sources of uncertainty and possible alternative explanations, and describe specific ways to improve the quality of the data (ACSIS171)

Elaborations
  • identifying gaps or weaknesses in conclusions (their own or those of others)
  • identifying alternative explanations that are also consistent with the evidence
General capabilities
  • Literacy Literacy
  • Numeracy Numeracy
  • Critical and creative thinking Critical and creative thinking
ScOT terms

Sampling bias,  Reliability,  Evaluation

Video

Daniel O'Doherty

This 5 minute video segment from Catalyst describes how a school student conducted his own scientific investigation. Daniel O'Doherty was intrigued to find out what was the carbon impact of travel to and from school each day, and what could be done to reduce this impact. His project won the 2008 Action Against Climate Change ...

Video

Four Corners: Increasing threat of megafires

Many scientists believe we are already experiencing megafires and that they will continue to increase in the future. In this clip you will hear from Australian scientists at the forefront of fire research. Discover what they have to say about the causes, projections, and consequences of an increased megafire threat.

Video

Catalyst: Aboriginal fire knowledge reduces greenhouse gases

Come on an eye-opening trip to Western Arnhem Land in northern Australia to find out how Aboriginal fire-control techniques are used to reduce greenhouse gas emissions by thousands of tonnes.On the trip you will also find out how exploding ping-pong balls are used to create low greenhouse gas firebreaks at the right time ...

Video

Catalyst: Do heavier things fall faster?

Will a medicine ball or a basketball hit the ground first when dropped at the same time from the same height? In this clip, Catalyst's Dr Derek Muller investigates what influences the speed at which objects fall. Derek challenges some people in a market to make a prediction and explain their thinking, before he finally ...

Video

Catalyst: Tsunami prevention in the Pacific

By investigating sediments and debris left by devastating tsunamis throughout history, Japanese scientists are making discoveries that change the way we understand disaster prevention in the Pacific. Watch as research teams examine rocks and mud layers; create digital simulations of past tsunamis; and investigate the seabed ...

Video

Four Corners: Fire management strategies

What role do fire-behaviour specialists and ecologists have in fire management? Watch this clip to find out about issues relating to fire management in Australia, in particular prescribed burning.

Video

Four Corners: Megafires

Are we approaching the 'age of megafires'? It might sound like something out of a sci-fi movie, but some scientists believe there is cause for concern. Watch this clip to find out how bushfires as we know them are changing. Discover why.

Interactive

Tsunami: the ultimate guide

This comprehensive web resource provides a series of six interactive slide shows (chapters) that introduce the cause and impacts of tsunami with a focus on Australia, Asia and Pacific regions. Produced by experts in the field, this information is clearly and simply described. The engaging presentation is enriched with photography, ...

Interactive

Thermal comfort – sustainability action process (Years 7–10)

This thermal comfort learning resource will guide students through an extended school based investigation. Students will develop and implement a chosen sustainability action and then evaluate and reflect on their success and their learning.

Interactive

Biodiversity – sustainability action process (Years 7–10)

This biodiversity learning resource guides students through an extended school based investigation. Students develop and implement a chosen sustainability action and then evaluate and reflect on their success and their learning.

Interactive

experiMENTALS: Bouncing balls

This resource contains a materials and instruction list and brief explanation for students to observe what happens when two different sized balls are dropped independently or in vertical contact. The simple explanation relates to transfer of energy.

Interactive

Science Talk 2007: Tim Entwistle

An interview and tour of the Royal Botanic Gardens of Sydney and its herbarium with Dr Tim Entwistle, a plant scientist and the NSW Government Botanist. Tim talks to a pre-service teacher from Macquarie University about his love of plants, in particular freshwater algae. In the herbarium we find out why it is so important ...

Text

Biodiversity and farming for a healthy planet

This is a digital resource containing information and resources, such as printable games, that relate to biodiversity and farming, and how food and materials can be produced while protecting the Earth's natural resources. It includes an extensive glossary of important terms, and external links to teacher and student resources ...

Online

Forensics: STEM careers

This is a unit of work about forensic science, the occupations that use forensic science and the future and ethics of forensics. The resource includes: An introduction with teacher notes, student tasks, embedded videos and links to additional resources. Specific topics explored include what is forensic science and how ...

Online

3D Printing: STEM careers

This is a unit of work about 3D printing, the occupations that use 3D printing and the future of this technology. The resource includes: An introduction with teacher notes, student tasks, embedded videos and links to additional resources. Specific topics explored include: what is 3D printing; applications of 3D printing; ...

Online

Art Conservation: STEM careers

This is a unit of work about the scientific techniques and ethical considerations in art conservation and the occupations that exist in art conservation. The resource includes: An introduction with teacher notes, student tasks, embedded videos and links to other resources. Specific topics explored include what art conservators ...

Online

Biodiversity: protecting the environment

This study guide examines the complexity and importance of maintaining a vibrant and healthy farming environment including management of the biodiversity that pasture, livestock and natural fauna and flora. A range of articles and activities explore the challenges and opportunities that cattle and sheep farmers are embracing ...

Video

Catalyst: The home of Australian science

Australia has a long and proud history of excellence in science. How should we celebrate this? Watch this clip to find out about an Australian organisation that recognises and promotes outstanding scientific achievement. You'll also find why its Canberra headquarters is referred to as 'the flying saucer'!

Video

Experimentals: Do different things fall faster?

Want to find out what happens when you drop a watermelon and an apple from the top of a building? In this clip, Bernie Hobbs and Ruben Meerman, investigate whether the mass of an object influences how fast it falls. Bernie and Ruben ride the 'Giant Drop' at Dreamworld, drop a watermelon and apple from an eighth floor balcony, ...

Video

Four Corners: Ecological effects of bushfires

Did you know that Australia is the most flammable continent on Earth? Watch this clip to discover how bushfires impact natural ecosystems, and how the increasing global threat of bushfires may affect Australia. Australian scientists explain the ecological consequences of fire and a US expert describes his concerns for the future.