This engaging program explains how chemical reactions can be described and written. Special emphasis is focused on how chemical reactions involve the rearrangement of atoms, but not the overall change in mass (Law of the Conservation of...

“What Plants Need” explores seeds and what they need to grow into plants.

This video explains how plants and photosynthesis are the basis of all food sources.

This video describes the processes of photosynthesis and cellular respiration.

A video entitled "Composition of the Atmosphere" which talks about what gases are found in the atmosphere, what happens in photosynthesis, and what the ozone accomplishes.

What Happens To Your Energy when you Die? During the time that you will be watching this video, 500 people around the world will die. Their thoughts, their hopes, their dreams no longer with us. ...

Pupil outcome: I can locate boreal forests and explain their climate and adaptations. Key learning points: - The boreal forest is the world's largest land-based biome. - The boreal forest is also known as the taiga; they are found at...

Pupil outcome: I can describe why plants have leaves. Key learning points: - Many plants have roots, stems, leaves and flowers. - Plants can make their own food. This happens in the leaves of a plant. - Plants make food in their leaves,...

The East Australian Current (EAC) is a powerful marine river that shapes the climate and supports biodiversity. Scientists aboard the research vessel Investigator explore how this current interacts with underwater mountains to create...

This video highlights the amazing capabilities of plants and the importance of photosynthesis in sustaining life on Earth. It also explains the process of human respiration, detailing the intricate structure of the lungs and the role of...

In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...

In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...

Researchers at London's Imperial College are using X-ray crystallography to understand how plants break down water into hydrogen and oxygen through photosynthesis. This breakthrough could lead to the production of cheap hydrogen, as they...

Monosaccharides are the simplest forms of carbohydrates. Their classification, structure and examples are going to be discussed in this video.

In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...

Follow along and learn about the process of photosynthesis in plants. Then do a simple experiment to demonstrate the process. 0:00 – Introduction 0:07 – What you need 0:17 – Explanation 1:16 – Safety 1:23 – Experiment 2:09 – Results

Plants, unlike most living things, produce their own food through a process called photosynthesis. Photosynthesis means 'making using light'. Plants use the energy from the sunlight to make food. The food matter comes from carbon dioxide...

The concept of the cosmic calendar was popularized by famous astronomer Carl Sagan to help people understand just how far apart on a time scale events in the Universe are. Basically, he arranged the 13.8 billion years of the Universe’s...

For decades we’ve been planting trees in hopes of reducing carbon pollution. But when it comes to carbon sequestration, have we actually been getting it all backward? We travel to the Pacific Northwest forests of Oregon to see what we...

The organelles within plant cells where photosynthesis takes place, harnessing energy from sunlight to make sugars.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

A chemical reaction caused by the absorption of light.
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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...

The process that plants use to convert energy from the Sun into chemical energy.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

A simple sugar that plays a very important role in all living things.
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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...

Why are leaves commonly flat, spongy and strikingly green? Discover the different parts of a leaf and their function. Biology - Plants - Learning Points. A leaf is made of many layers sandwiched between tough outer layers. Gases enter...