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Listed under:  Science  >  Scientific inquiry  >  Observations (Data)
Video

Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...

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'!

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Catalyst: Living in space

Do you know that people have been living and working in space for more than 10 years? The International Space Station (ISS) orbits the Earth more than 300 kilometres above us. Watch this clip to discover what life is like in space and the type of research that is conducted there.

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Elliot and the Surfing Scientist: Pepper scatter experiment

Watch what happens in this pepper scatter experiment by Surfing Scientist, Ruben Meerman. Ruben demonstrates an important property of water, surface tension, by dipping a toothpick into water sprinkled with pepper. Find out what happens when detergent is added.

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What are microbes?

What are microbes? What are the four major groups that most microbes belong to? Listen as Dr Taghrid Istivan explains where microbes are found. What is the name of the group of microbes she describes as beneficial to our health? Can you explain what happens when people get food poisoning?

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How do solar panels work?

The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world could be completely reliant on solar energy? Richard Komp examines how solar panels convert solar energy to electrical energy. This TedEd animation (4:58 ...

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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?

Online

reSolve: Scrabble Stats

This sequence of lessons invites students to collect data about letter frequency in a variety of text sources. They use their findings to critically evaluate letter point values in Scrabble, compare them to historical values, create their own themed Scrabble point values and to decipher an encoded excerpt of text. Each ...

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Elliot and the Surfing Scientist: Salt water density experiment

Discover what density is and how you can test the density of liquids. You will also find out about salt water and how its density is responsible for the circulation of water around the world's oceans.

Online

Saving our Soils

This is a unit of work about the characteristics of soil and the important role soil plays in supporting life on Earth. The unit is divided into seven activity sequences that explore the definition of soil; the characteristics of soil types; the effects of soil nutrients on plant growth; and the role of ground cover in ...

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What is a Bureau station?

This resource is a Bureau of Meteorology (BOM) web page with information about the history, purpose and operations of Bureau stations, and an explanation of the different types of station, from fully-staffed stations measuring all weather elements to stations with only remote rainfall-recording instruments. Some stations ...

Online

reSolve: Probability

This sequence of four lessons explores probability in real world situations including advertising, games and population sampling. Students calculate probabilities, represent probabilities as fractions, decimals and percentages, perform chance experiments with small and large sample sizes and graph their results, examine ...

Online

reSolve: Data - Making decisions

This sequence of two lessons explores data collection, representation and interpretation, particularly graphs. Students are presented with unlabelled graphs and invited to add their own labels and create a story to describe the graph. They are then asked to conduct an experiment testing the viscosity of household substances ...

Online

reSolve: Probability - Rock Paper Scissors

In this sequence of two lessons, students determine their chances of winning the game 'rock paper scissors', then test their chances by playing against another player and in a simulated game. Students look at the psychological aspect of the game and recognise that there is a strategy to increase your chance of winning. ...

Interactive

Light and reflection: using mirrors

Change the direction of a light beam using a mirror. Light the way for a scribe to see inside a pyramid. Position mirrors to direct a beam of sunlight. Choose mirrors that will reflect light at a suitable angle. Find animals on a dark night. Choose a mirror that will reflect light at a suitable angle. Notice that the light ...

Interactive

Seasons

Control the motion of the Earth in its orbit around the Sun. Work out how the Earth’s orbit and the tilt of its axis determine seasons in the different hemispheres. Work out how the Earth’s orbit and the tilt of its axis determine day length in the different hemispheres. Examine the heating effect of the Sun. Compare seasons ...

Online

Secondary science: models and simulations

These seven learning activities, which focus on 'models and simulations' using a variety of tools (software) and devices (hardware), illustrate the ways in which content, pedagogy and technology can be successfully and effectively integrated in order to promote learning. In the activities, teachers assist students to interpret, ...