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Listed under:  Science  >  Scientific inquiry  >  Experiments  >  Independence (Experiments)  >  Independent variables
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Modelling the Seasons

  • TLF-IDA002080

This resource provides a scaffold for students to undertake a simple experiment. Students use a world globe and a heat lamp to investigate how the tilt of the Earth’s axis causes the seasons.

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It’s Alive: Conditions on Earth

  • TLF-IDA002079

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.

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Elliot and the Surfing Scientist: Properties and behaviour of gases

  • TLF-IDM015797

All substances are made up of tiny particles. A change in temperature can change the way these particles behave. Watch as the Surfing Scientist demonstrates how a gas behaves when it is heated. Find out whether the balloon gets sucked or pushed into the bottle!

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Elliot and the Surfing Scientist: Pepper scatter experiment

  • TLF-IDM015791

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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Elliot and the Surfing Scientist: Salt water density experiment

  • TLF-IDM015764

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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