Search results

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

Colourful Weather, Ep 1: What shape is a rainbow?

All you need is water, the sky and sunlight and you’ve got something that’s colourful – with a pot of gold at each end. What is it? A rainbow! Find out what happens to sunlight inside a raindrop, why rainbow colours are always in the same order and the real shape of a rainbow. Tip: it’s not an arch!

Video

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.

Video

Elliot and the Surfing Scientist: Using a lens to bend light

How can a water-filled plastic straw be used to decode a secret message? Watch as the Surfing Scientist demonstrates how lenses with a curved surface do curious things to light.

Video

Why do we need bones?

Join Brianna and Professor Emma Duncan as they discuss why we need bones. Where are our smallest and hardest bones? Learn more about how the human body works with this animated video.

Video

Pet Superstars: This cocky rocks

Meet Max and Cocky, his pet sulphur-crested cockatoo. Discover how Max handles his cheeky pet. Find out what body part he uses that has earned him the title 'the destroyer'.

Video

For the Juniors: Where does rain come from?

Rain comes from clouds but do you know how rain gets into clouds? This clip shows how clouds are formed (made). You will see how important the Sun is in making it rain.

Video

Why do we get hiccups?

Ever tried to stop hiccupping? It can be tricky to do! Brianna and Professor Emma Beckett chat about why we get the hiccups and if we can stop them.

Video

The physics of invisibility cloaks

Could an invisibility cloak actually work? Prashanth and Maria from MIT explore this idea and demonstrate the cool ways that light bounces, bends and mixes. How do the wings of the Morpho Butterfly give clues about how an invisibility cloak could work? How would light need to be channelled in order for something to seem invisible?

Video

Colourful Weather, Ep 3: Why sunsets and sunrises will never be blue or green

Can you guess how many sunsets and sunrises an astronaut on the International Space Station sees every 24 hours? Sixteen! Imagine seeing all those spectacular colours so many times a day (even if the view lasts only a few seconds as they zoom by). Find out exactly why sunrises and sunsets are red, orange and golden but ...

Video

Graphene: The new wonder material

Graphene is perhaps the most significant new material produced in recent years. It has many potential applications in electrical devices, biomedical technology and solar energy. Graphene is a form (allotrope) of carbon with some special chemical and physical properties. Watch this clip to explore the molecular structure, ...

Video

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.

Video

For the Juniors: How do you make bread?

Have you ever made bread? This clip shows a girl learning to make bread at home with her mother. You will also see how different types of bread are made.

Video

Elliot and the Surfing Scientist: Red cabbage pH experiment

It might sound 'un-sciencey', and have a bad smell, but red cabbage is actually very useful for testing the pH of liquids. Added to well-known liquids like lemonade or vinegar, red cabbage juice changes to 'pretty colours'. In this clip, Surfing Scientist Ruben Meerman explains the colour changes and how red cabbage juice ...

Video

What is a cumulus cloud?

There are many different types of clouds, all with different names. Here, Brianna finds out what a cumulus cloud is. What are other types of clouds?

Video

For the Juniors: Making a rain gauge

How do you feel about the rain? This clip explains why rain is so important to farmers. You will see how to make a rain gauge and use it to measure how much rain falls. Farmers measure rainfall so they know when to do different jobs on their farms.

Video

Elliot and the Surfing Scientist: Making a mobile phone disco

Have you ever wondered how sound travels? Watch Ruben Meerman, the Surfing Scientist, as he makes a mini disco using his mobile phone to discover the answer.

Video

Mirrors Simulation (sk-Intel)

Students explore the reflection of light by plane mirrors and operate a simple periscope using ray diagrams.

Video

Royal Botanic Gardens

This seven and a half minute video segment from Catalyst emphasises the importance of collections in science. The Royal Botanic Gardens is the oldest scientific research organisation in Australia. The history of the gardens is outlined up to its current status as the home to almost 9,000 different species of plants. Paul ...

Video

Grand Daddy Fish

This six and a half minute video segment from Catalyst demonstrates how we draw inferences from observations of fossils. Fossil fish from the Devonian Period have produced some amazing discoveries. Last year a few of them were found with embryos inside and one even had a fossilised umbilical cord. This year they have found ...

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.