Beautiful Bonds: The World of Covalent and Metallic Solids

Covalent solids, also known as network solids, are materials with atoms bonded together in a continuous network by covalent bonds, resulting in large, rigid structures....

Graphite | 2D Hexogonal sheet structure |Weak Vander waals forces,slippery nature | De-localization of electrons| Applications, moderator in Nuclear reactors Graphite, an allotrope of carbon, has a unique layered structure that...

Follow along as Dr. Boyd describes how to make your very own DIY Water Filter, and learn about groundwater in the process. **NOTE: DO NOT DRINK THE WATER THAT YOU PURIFIED USING THIS SYSTEM** 0:00 – Introduction 0:27 – What you need 0:51...

What do you get when you combine mass surveillance with A.I.? It’s a dystopia that’s already a reality in places across the world. Fashion designers are pushing back, crafting clothing and accessories that trick facial recognition...

Water that fills spaces in porous rocks, sediments and soil, below the level of the water table.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

A violent explosion on the surface of the Sun which affects all the layers of its atmosphere, heating plasma to tens of millions of degrees and releasing huge amounts of energy.
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A Twig Science
Glossary Film.
Key...

Different beetles flourish in different climates. British researchers have used this knowledge to dig into climate change history. Earth Science - Human Impacts - Learning Points. Climate proxies, such as tree rings or dead beetles, can...

Volcanoes are infamously destructive, but they can also be a constructive force. Mt. Kilauea, the world's most active volcano, helped create the islands of Hawaii millions of years ago. Earth Science - Geology - Learning Points. Mount...

Our Sun is a medium sized star, which creates the perfect conditions for life on Earth. What happens on the Sun and how do stars, including the Sun, live and die?



Physics - Our Solar System - Learni

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Carbon occurs naturally in four different forms. Discover how they differ and why? Chemistry - Atoms And Bonding - Learning Points. Carbon is present in all living organisms. Carbon in its elemental form appears as four distinct...

An explanation of the geological processes which lead to the formation of different types of rock. Earth Science - Geology - Learning Points. There are three types of rock: sedimentary, igneous and metamorphic. Sedimentary rock forms...

The land surface of the Earth accounts for 1% of its total volume. Travel from the core to Earth's surface, examining the layers that make up our planet. Earth Science - Geology - Learning Points. The Earth is made up of four layers. The...

Let's take a journey inside the Earth and explore the different layers – crust, mantle, outer core and inner core.
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Our universe - Planet Earth - What's ins
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de the Earth? />

Learning Points
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Find out how and why some solid substances are able to flow.
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Material processes - Solids, liquids and
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ases - Solids />

Learning Points
An avalanche is a fast


moving flow of solid snow and...

Discover how erosion shapes Earth's landscapes and how the Grand Canyon formed millions of years ago.
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Physical processes - The Earth and beyond - The
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arth's layers />

Learning Points
The...

Learn all about fossil fuels and how the energy they contain came from the Sun.
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Physical processes - Energy and energy transfer - The Sun as our main so
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rce of energy />

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Discover the millions of microorganisms in soil.
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Material processes - Classifying ma
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erials - Soil />

Learning Points
Soil is a mixture of rock partic
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es, organic matter, air and...

See the fossilised footprints of the first bird and discover how remains of organisms have been preserved for 150 million years.
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Material processes - Classifying mat
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rials - Rocks />

Learning...

Learn about the wonderful world of rainforests, how rainforests work, and why they are important.

Learn about the 6 million-year-old history of The Grand Canyon, its habitation by early Native Americans, and later discovery by Spanish explorers.

By the end of this learning object, the student will be able to: Explain the occurrence of aurora phenomenon.4436

By the end of this learning object, the student will be able to: Recognize the atmosphere. Identify the concept of atmospheric layers. Identify the characteristics & importance of atmospheric layers.4434

In this video students identify evidence from patterns in rock formations and fossils to explain changes in the landscape over time. Live-action video footage of different lanscapes illustrate landscape changes. Students provide their...

Look up and journey through the sky with 'Cloud Types,' where kids will learn to spot the fluffy wonders that float above us every day! This video makes understanding the weather fun and easy, with each cloud type bringing its own story.