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

• TLF-IDM015553

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 ...

• TLF-IDM016206

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.

• TLF-IDM016348

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

• TLF-IDM016719

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.

• TLF-IDA003893

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.

• TLF-IDL696

Watch an animation of the Earth rotating in space showing day and night, the equinox where locations on Earth experience close to equal hours of daytime and night-time (12 hours) and views of the Earth from above the North and South Poles. Turn an animated model of the Earth to explore how rotation is related to night and ...

• TLF-IDL540

Run experiments in a plant research laboratory. Investigate the effects of different variables on the growth of lettuces, peas and tomatoes. Research the answers to questions about how to achieve optimum hydroponic growth conditions. Examine the effect of key variables on growth: nitrogen, temperature, light intensity and ...

• TLF-IDL31

Show an alien how much you know about plant life on Earth. Answer a quiz on plant structure and function. Identify labels for plant parts. Match each plant part with its function. This learning object is the last in a series of two objects.

• TLF-IDL5821

Select samples from an outdoor setting. Magnify the substances to atomic level so that the particles they consist of can be seen. Sort the substances into groups based on how the particles are arranged and how they move. Classify the substances as solids, liquids or gases. For example, classify argon as a gas and ice as ...

• TLF-IDR10263

This is an edited sound recording of the Australian sports scientist and swimming coach Forbes Carlile (1921-), speaking about sports science as a career. Carlile states that being competent at sport is useful, but not absolutely essential, for someone to be a good sports scientist. He says all scientific discoveries lend ...