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Listed under:  Science  >  Scientific inquiry  >  Experiments  >  Scientific control
StillImage

Schoolgirls and teacher in school laboratory, c1955

This is a black-and-white image from the original negative depicting a nun supervising a group of female school students who are carrying out chemistry experiments in a school laboratory. The girls are using microscopes and other scientific equipment. This image is part of the Laurie Richards Collection of commercial photographs ...

StillImage

Control laboratory at Monsanto Chemicals Australia, West Footscray, 1956

This is a black-and-white photograph featuring a man working in the Monsanto Chemicals Australia control laboratory, in West Footscray in December 1956.

Image

Downloading data from animal tags

This is a colour photograph of a scientist in a laboratory using a laptop computer to download data from electronic animal tags. To the right of the computer is a specialised communication box into which the electronic tag is placed. The scientist in the image is Dr Miles Lamare, a marine biologist involved in sea star ...

Image

Marine scientist in the laboratory

This is a colour photograph of marine scientist Dr Miles Lamare. Dr Lamare is in his office at the Portobello Marine Laboratory at the University of Otago, New Zealand. On the desk behind Dr Lamare is the scientific equipment he uses to download data from electronic tags, which he attaches to sea stars.

Moving Image

Sending seeds into space

Why might we need to keep a collection of seeds from all over the world? Where would we keep a collection like that? Should we send some of them into space? Watch this clip to reveal answers to all these questions and more.

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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.

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Friction: friend or foe?

What part does the force of friction play in our everyday lives? Friction can be an advantage (friend) or a problem (foe). Join interviewer Doug Traction and professors Static, Slide, Rolling and Fluid at the National Tribology Research Centre as they have forceful fun investigating friction. This video won a prize in the ...

Moving Image

Ramping it up, Egyptian pyramid style

How did the ancient Egyptians move and lift huge stones during construction of the pyramids? Secondary student Angus Atkinson designed an experiment to find out how the lives of pyramid workers could have been made easier. See how as you watch this video, which he entered in the 2013 Sleek Geeks Eureka Science Schools Prize.

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Do dogs really care?

We'd like to think our dogs offer us comfort when we get upset or injured. Can the 'classic test' of empathy in humans tell us something about dogs? The reporter investigates the phenomenon of empathy: the ability to be aware and sensitive to the feelings of others from their perspective.

Moving Image

Left paw right paw

Do you think left-handed people have characteristics that are different from right-handed people? It seems that right-pawed dogs have certain characteristics that make them better Guide Dogs, but how do you find out whether your dog is right-pawed or left-pawed to begin with? Watch this experiment to find out!

Moving Image

Coffee spill

When you walk with a glass or a cup filled with liquid, do you find yourself spilling some of the liquid? Some scientists have studied why this happens and how best to avoid it.

Teacher resource

Primary Connections: Change detectives

This comprehensive teacher resource explores melting, evaporating, dissolving, burning and chemical reactions through a series of collaborative inquiry-based learning activities. The factors that influence the rate of change are developed through hands-on activities and student-planned investigations, and physical and chemical ...

Teacher resource

Primary Connections: Creators and destroyers

This comprehensive teacher resource focuses on volcanic activity on the Earth’s surface. Students explore how volcanoes are formed, how the viscosity of lava effects the shape of volcanoes, the benefits and risks of living near a volcano and how volcanic activity is related to the structure of the Earth. The unit is based ...

Teacher resource

Primary Connections: Circuits and switches

This comprehensive teacher resource focuses on electrical circuits, electrical energy and the energy transformations that occur in circuits. Students explore circuits in familiar object such as torches, design their own circuits using energy sources, lights and other components, and explore the energy changes in their circuits. ...

Teacher resource

Primary Connections: Rising salt

This comprehensive teacher resource focuses on how soil salinity affects the growth of plants. Students engage in hands on activities, growing their own plants under different conditions and observing the effect of different levels of salinity in their soil. They consider the causes of salinity in Australian soils and the ...

Interactive resource

Caving [includes spoken instructions]

Explore a limestone cave. Identify glow worms, bats and rock features such as stalactites. Take photos, then match pictures with captions.

Interactive resource

Caving [no spoken instructions]

Explore a limestone cave. Identify glow worms, bats and rock features such as stalactites. Take photos, then match pictures with captions.

Interactive resource

Mineshaft [no spoken instructions]

Direct a cart down a mineshaft. Examine rocks and minerals such as coal and diamonds. Match them to their use in industry such as power generation or jewellery.

Interactive resource

Old Bernie's story

Interview a farmer about a local pond and its environment. Notice Old Bernie and his family have lived near the pond for generations. Ask him a series of questions about the ecology of the pond and how things have changed. Watch his answers via video clips.

Interactive resource

Osmosis in potatoes

Compare osmosis in potatoes placed in three different sugar solution concentrations to find out how osmosis affects the turgidity of plants. Place strips of peeled potato into pure water, 20% sugar solution and 40% sugar solution. Measure the change in length in each case using a digital calliper. Record the data in the ...