Search results

Listed under:  Science  >  Scientific inquiry  >  Predictions (Science)
Text

It’s Alive: Conditions on Earth

In this resource, students investigate and measure the conditions of planet Earth. They explore temperature, gravity and the needs of living things. Students also discuss how some conditions on Earth are constant, while other conditions regularly change, and how living things have adaptations to survive these changes.

Video

Mission to Mars, 2012

Imagine robots armed with rock-zapping lasers, roaming the surface of Mars, looking for signs of life! Watch this clip to discover how scientists actually landed Curiosity, one such roving robot, on Mars in 2012. Scientists hope it will provide important information about what is also known as the Red Planet. All aboard ...

Video

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

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!

Video

Day in the life of a meteorologist

Have you ever wondered what it would be like to be a weather scientist (meteorologist)? In this clip, weather man Mark Wilgar describes a typical work day that begins very early in the morning! Find out what's involved in gathering and communicating weather information, and discover what Mark sees as the rewards of his job.

Online

Classroom Antarctica: breaking the ice

In this learning sequence students investigate the concept of force, simply described as a push or a pull. They find out how forces can change the shape or movement of an object and explore deformation: breaking, bending and how different materials react under different forces. Students plan and conduct a simple experiment ...

Interactive

SmartGraphs - African Lions: Modeling Populations - iTunes app

Investigate population modelling by studying the renowned African lions of the Ngorongoro Crater including real-life scientific data. Analyse graphs and data to answer questions and make predictions about changes in the lion population and other population models. Find out about important ecological and modelling concepts. ...

Video

Why does a grapefruit float?

Why does a grapefruit float when it's skin is on, but sink when it's skin is removed? Watch these young scientists perform an experiment with grapefruit in water and discover the connection between grapefruit skin and life jackets.

Video

Lift a car with human hair?

Could it be possible to lift a car with human hair? Watch as Dr Karl collects enough hair to make a rope for such an attempt. Follow his progress at testing heavier and heavier objects until the final attempt. Can the rope of hair withstand the force?

Video

Predicting earthquakes

Will scientists ever be able to accurately predict earthquakes? Imagine the number of lives that could be saved if this were possible. Dr Maryanne Demasi joins a group of researchers drilling into one of the most earthquake-prone regions on Earth as they try to improve earthquake prediction to add precious seconds to earthquake ...

Video

A day at the Geraldton weather station

Do you know what happens at a Bureau of Meteorology weather station? Watch this clip to find out about a regular day at the Geraldton Bureau in Western Australia, including the daily tasks undertaken by a weather scientist.

Video

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.

Video

Effects of dry weather

What do you feel like when the weather is hot and dry? Discover what happens to the land during dry weather. Look at how the landscape changes at different times of the year.

Video

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.

Video

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.

Video

Do heavier things fall faster?

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 ...

Video

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

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

Ecological effects of bushfires

Did you know that Australia is the most flammable continent on Earth? Watch this clip to discover how bushfires impact natural ecosystems, and how the increasing global threat of bushfires may affect Australia. Australian scientists explain the ecological consequences of fire and a US expert describes his concerns for the future.

Video

Temperature changes the properties of a substance

Substances that are very cold have different properties to substances that are hot. Watch as the Surfing Scientist uses hot and cold water, food colouring and a fish tank to demonstrate what happens when water at different temperatures is mixed together.