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Listed under:  Rocks
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Pseudofossils: concretions and dendrites

This is an information sheet providing an introduction to different varieties of rocks and minerals that might be mistaken for fossils. It is also available as a two-page pdf file for download.

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Australites

This is an information sheet on australites, a dark, glassy type of tektite. 

Teacher resource

Secondary science: visual representations

These seven learning activities, which focus on 'visual representations' 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 understand ...

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Our world: the rock cycle

This is a NASA 'Our World' video clip focusing on how Moon rocks brought back to Earth by astronauts have helped scientists understand more about how the main rock types of the moon differ from those on Earth. The human narrator is accompanied by a cartoon character, and rocks dressed as puppets. The role of the rock cycle ...

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A career as a geologist

Do all scientists wear white lab coats and work with chemicals? Watch this clip and discover how a career in science can take you soaring to dizzying heights. Find out what an exploration geologist does and why helicopters are used in the job. This clip will inspire you to consider a career in one of the many varied fields ...

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Below Earth's crust

Imagine tunnelling deep, deep below the Earth's surface. What do you think you would find thousands of kilometres down? Watch this clip to find out what is inside the Earth, what it's made up of and how hot it is. Find out about earthquakes, volcanoes, and geysers, and how they help us to understand about the composition ...

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Digging up Earth's resources

Watch how resources are dug out of the ground and used in the construction of materials all around us. Discover how we rely on geology and the extraction of Earth's mineral and petrochemical products in our daily lives.

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Geologists survey the Earth's crust for minerals

Follow geologists as they explore the rocks that lie beneath the Earth's surface. When possible, geologists explore caves in person. Other times they choose to drill or dig. See the devices they use to scan the terrain before they even start drilling or digging.

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Earth's rocks

Discover the main rock types and how they are formed. Find out about the rock cycle and how the Earth is constantly re-forming rocks. Find out what you can learn about the history of a rock from looking at its crystal composition and patterns.

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Rock recipes

Explore the different types of minerals inside rocks. See that most rock-forming minerals are made up of just two common elements. Discover that most minerals are made up of the same basic building blocks put together in different ways, and that this can explain some of their properties.

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How old is our Earth?

Have you ever thought about how old planet Earth is? Watch this clip to discover the age of the Earth, and the fast and slow changes that have been happening since its beginning. Find out about English scientist Charles Lyell and how his observations shaped our understanding of the Earth's geology today. The enormous scale ...

Interactive Resource

Predicting earthquakes: are we there yet?

Ask and expert' ABC article exemplifies some creative approaches of scientists to the significant problem of predicting earthquakes. The science behind the various methods is outlined, their successes and failures and problems for possible future developments.