Science / Year 8 / Science Inquiry Skills / Questioning and predicting

Curriculum content descriptions

Identify questions and problems that can be investigated scientifically and make predictions based on scientific knowledge (ACSIS139)

Elaborations
  • considering whether investigation using available resources is possible when identifying questions or problems to investigate
  • recognising that the solution of some questions and problems requires consideration of social, cultural, economic or moral aspects rather than or as well as scientific investigation
  • using information and knowledge from their own investigations and secondary sources to predict the expected results from an investigation
General capabilities
  • Literacy Literacy
  • Critical and creative thinking Critical and creative thinking
ScOT terms

Predictions (Science),  Research questions

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

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, ...

Interactive

experiMENTALS: Disappearing coin trick

This resource contains a materials, instructions and brief explanation for students about the process of rotating hands to make a coin seem to dislodge.

Video

Lens Simulation (sk- Intel)

Students learn about the application of light refraction by completing a series of tasks based on light refraction using both concave and convex lenses.

Interactive

Experiments to see if Chlorophyll and Light are Needed to Make Starch

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that chlorophyll and light are needed for a plant to make starch. There is a two-question quiz and a summary slide.

Text

Work sample Year 8 Science: Bouncing ball

This work sample demonstrates evidence of student learning in relation to aspects of the achievement standards for Year 8 Science. The primary purpose for the work sample is to demonstrate the standard, so the focus is on what is evident in the sample not how it was created. The sample is an authentic representation of ...

Text

Output of a Solar Cell

This activity invites students to measure the efficiency of solar cells as they convert sunlight to power. The activity includes a list of tools and materials required, assembly instructions, what to do and notice, an explanation for the underlying science of what students observe and suggestions for further activities.

Interactive

Digestion Experiments 2

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that enzymes work best at a specific pH. There is a two-question quiz and a summary slide.

Interactive

iPlan

This resource contains ten IWB flipcharts as well as Flash alternative exercises and models how to plan a scientific investigation, choose the right equipment and follow safe working practices.

Video

Mirrors Simulation (sk-Intel)

Students explore the reflection of light by plane mirrors and operate a simple periscope using ray diagrams.

Video

Catalyst: How metamorphic rocks are formed

Imagine the forces required to change one type of rock into another type. Listen to presenter, Bernie Hobbs, explain the forces that transform sedimentary rocks to metamorphic rocks. She visits the Australian Nuclear Science and Technology Organisation (ANSTO) to demonstrate how limestone can be transformed into its matching ...

Video

BTN: Cancer - when the baddies take over

Cancer is a major disease in Australia and there are many different types, including leukaemia, and breast and skin cancers. View this clip to discover more about how cancer forms, why it occurs, and what cancer research is being done.

Video

BTN: Wasted by alcohol abuse

Consuming alcohol affects our bodies. Find out what alcohol actually does inside the human body and the organ that 'fights' to reduce its harmful effects. Discover why alcohol is literally a 'waste' product.

Video

Elliot and the Surfing Scientist: Hydrogen and its properties

Imagine the possibilities if we could turn the most abundant element in the universe into a source of fuel. Watch as the Surfing Scientist, Ruben Meerman, investigates the properties of hydrogen and then demonstrates its potential as a fuel when he sets fire to hydrogen-filled soap bubbles.

Video

BTN: Colour blindness - seeing the world differently

The ability to see colours is an important human trait, but did you know some people's colour vision is impaired. View this clip to discover what it means to be colourblind and how it happens. Find out also about the extraordinary colour vision of the dunnart, and why it is important for this nocturnal marsupial.

Video

Atoms Alive: Introduction to cells

Discover that all life is divided into two cell types. Learn about the difference between simpler prokaryotes, such as bacteria, and more complex eukaryotes, the group to which humans and multicellular organisms belong. See the amazing microscopic world teeming within a drop of pond water.

Video

Catalyst: Snapshots of top Australian scientists

Australia has produced many of the world's top scientists. Watch this clip to discover who some of them are. Explore the scientific discoveries that made them famous, and how they changed our understanding of the world.

Video

Atoms Alive: Cells and energy

Cells are like chemical factories. Discover the different ways cells get energy to carry out their daily operations. Learn about the different types of metabolic processes inside cells, such as those that break down molecules to release energy and those that assemble building blocks to make more complex components.

Video

Testing the 5-second rule

When it comes to dropping food, have you heard of the 5-second rule? Or the 3-second rule? Watch this video to learn what really happens when you drop food. In order to cause disease, what must bacteria do? What circumstances allow bacteria and viruses to contaminate food more successfully?

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 ...