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 ...

Online

Stellar scintillation

In this module, teachers and students will learn ways Aboriginal and Torres Strait Islander people observe the twinkling of stars to predict weather and seasonal change. Students will learn the science of scintillation (twinkling) and see how Aboriginal and Torres Strait Islander understood and utilised this principle long ...

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

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

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.

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

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.

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

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

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.

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

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

Elliot and the Surfing Scientist: Picking up ice cubes with string

Imagine trying to pick up a slippery ice cube with just a piece of string. Watch the Surfing Scientist team demonstrate how it can be done, using a surprising additive.

Video

The bang behind fireworks!

Ever wondered how fireworks are created? In this clip, pyrotechnics expert John Conkling describes the chemical and physical components of fireworks, and demonstrates many coloured explosions in a laboratory. Discover that a fireworks display is a chemical reaction between an oxidiser such as potassium nitrate and a fuel ...

Video

Catalyst: Quoll rescue

Discover what threatens a native Australian predator and how scientists are hoping to save it from extinction. This clip about quolls in the Northern Territory describes the causes of its decline and a rescue strategy to save it from extinction. The strategy has a surprising twist - it features the very thing that is threatening ...

Video

Where does water go after it rains?

What happens to rainfall in Australia? Water usually flows downhill, and because we know where the hills are, scientists have been able to divide the country into drainage divisions, or catchments. Find out which drainage division you're in, and learn what happens to rainwater that doesn't make it to the sea. |Learn more ...

Video

Catalyst: Would you eat insects?

A lot of resources go into the production of beef. For example, 20 litres of water is needed to produce just 1 gram of beef. In order to produce food more sustainably to feed an ever-growing population, some alternatives to protein have been suggested. What are some of these alternatives? Do you think they will ever replace meat?

Video

Engineering clean rivers

Figuring out how to clean up contaminated rivers is a big challenge. It's also tricky to work out where the most contaminated parts of a river system are and whether its fish are safe to eat. Watch this video and learn how engineering has helped to solve these problems. Why do you think engineers looked to the bottom of ...

Video

What Greenland's ice tells us about climate change

Why is it so important to keep our eyes on Greenland's ice and what does it have to do with climate change science? Watch this short animation from NASA to find out!