Search results

• TLF-IDM016121

This is a problem-solving activity in which students are engaged in a challenge is to control virtual bridges using expansion and contraction so that a car can pass over them. In so doing they learn about the expansion of solids, liquids and gases when heated is applied. Students need to understand how a bimetallic strip works.

• TLF-IDM016134

In this simulation students select to measure the voltage across one, two or three light bulbs in series to measure the voltage drop across one, two of three bulbs.

• TLF-IDM016737

In this simulation students select and move a battery, switch and two light bulbs to positions around a circuit so that the light bulbs are in series with each other. Students receive feedback if their circuit is not a functioning series circuit. Students drag and drop a battery, switch, and two light bulbs into position ...

• TLF-IDM016745

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand how to prepare a slide of onion cells. There is a two-question quiz and a summary slide.

• TLF-IDM016748

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand how to measure the rate of photosynthesis and understand what factors affect it. A detailed method is suggested for measuring the effect of varying levels of light. There is a two-question quiz and a summary slide.

• TLF-IDM016755

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that the properties of some metals relate to how they are used. It also explains why alloys have been produced and how they are used. There is a two-question quiz and a summary slide.

• TLF-IDM016763

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.

• TLF-IDM016767

'Ask an expert' ABC article about why is it cooler up in the mountains though it's closer to the sun and hot air rises. An excellent explanation that elicits discussion about solar radiation and heat energy and how energy is transferred and transformed.

• TLF-IDM016773

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 ...

• TLF-IDM016786

Students use this resource consisting of one page with diagrams of Mars, Earth and Jupiter. Students can select any combination of planets and then 'drop' the crates to note the effects of the different gravity forces because of the different masses of these planets. Students should be able to conclude that gravity is a ...