The total mass of living organisms in an area or ecosystem.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

A fixed amount of energy absorbed or released in an exchange of energy, or the smallest unit of any entity involved in an interaction.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...

The position an organism occupies within a food chain.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

A taxonomic category one level above species and below family in the traditional Linnaean system.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

Radioactive substances can seriously damage health. Those that work with them must take care to reduce their effects. What methods can we use and how do they work? Physics - Energy And Radioactivity - Learning Points. Exposure to...

The story of one young guitarist, who befell the dangers of electricity. Why is electricity dangerous to humans? And is it only voltage which can be deadly? Physics - Electricity And Circuits - Learning Points. An electrical current of...

The Large Hadron Collider, the world's longest particle accelerator, is exciting scientists around the world who hope it can recreate the moments just after the Big Bang. Physics - Universe - Learning Points. The Large Hadron Collider is...

The use of histograms in digital photography to get the best picture. And how photographers account for the fact that histograms represent frequency density by area, not height. Maths - Statistics And Probability A Twig Math Film....

A look at the difference in living standards and prospects between countries around the world, how this is measured, and how this impacts your life. Human Geography - A Changing World - Learning Points. The most commonly used indicator...

We examine the number of microorganisms in different types of milk using resazurin indicator. Samples of pasteurised milk, UHT milk and powdered milk are left in the open for three days before resazurin indicator is added and the samples...

Over 400 million people suffer from diabetes globally. What is diabetes, how is it caused, and what role does insulin play in its onset and treatment? Biology - Healthy Living - Learning Points. Insulin is a hormone that controls glucose...

Knowing the rate of a chemical reaction can be very important, particularly for industry. Discover which factors indicate the rate of a chemical reaction, and how you can change it. Chemistry - Reactions - Learning Points. Some reactions...

Explore how the Ganges river dramatically sculpts the landscape in the Bay of Bengal.
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Material processes - Classifying ma
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erials - Soil />

Learning Points
Water can wa
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h away or erode soil...

Investigate how the land use has changed over time in the Mojave desert near Las Vegas.
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People and places -Human geography - Cha
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ging land use />

Learning Points
The way we use land...

Dive into the life of Trey Griffith, a young Texan with dreams of becoming the world's fastest cup stacker, supported by his loving family.

By the end of this learning object, the student will be able to: Distribute the electrons in energy levels40991

Explore the structure of the judicial branch, which consists of three levels of federal courts: district courts, circuit courts, and the Supreme Court. Learn how the judicial branch clarifies the laws of the United States and handles...

By the end of this learning object, the student will be able to: Recognize the structure of the ozone layer and the formation of the ozone gas.4437

In today's video we are going to dive deep into 'sea level Rise' one of the major effects of Climate Change. We will learn what is the exact meaning of the sea level rise, what causes the sea level to rise, and how dreadful its effects...

In this 10 minute video version, we explain the importance of delivering excellent customer service. There are a number of things every person in the organisation can do to provide great service. It is not just the responsibility of the...

This 10 minute video covers some advanced techniques and ideas for providing excellent customer service. You will learn more about moments of truth with customers at various touch points, more on internal customer service for your...

In this 10 minute video you will learn some tips on delegation and some techniques to easily apply in your role. We will also cover the steps and levels of negotiation.

Let's learn about the mountains of Asia and why they are important!

Explore actionable steps individuals and communities can take to mitigate the impact of climate change on our oceans. Learn about reducing personal carbon footprints, advocating for environmental policies, and supporting communities...