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Curated Video
Geevor Tin Mine - Cornwall, England
Cornwall, once thriving from its significant mining industry, now has only remnants like the Geevor Tin Mine preserved. The mine, which closed in 1991, stands as the largest preserved mining complex in the country, housing an Industrial...
Curated Video
House Tour: This New Jersey Apartment’s So Good, This Renter’s Been Here for 14 Years
See inside this rental apartment with French doors, a large kitchen, and tons of natural light from 12 total windows.
Curated Video
The Bronze Age Explained
Step into the Bronze Age, a time when people began making tools and weapons out of bronze instead of stone. In this episode, we’ll explore how this new metal changed farming, building, and daily life. We’ll visit early cities, learn...
Curated Video
Unearthing Ancient Mysteries: The Dead Sea Scrolls and the Copper Scroll
This video explores the discovery of the Dead Sea Scrolls and the mysterious Copper Scroll, shedding light on their historical significance and the treasures they may hold. It delves into the origins of Christianity and Judaism through...
Curated Video
Landmarks - Cornish Tin Mine
CORNISH TIN MINE KING EDWARD MINE IN CAMBORNE, IN CENTRAL CORNWALL, IS TYPICAL OF MANY OF THE MINE SITES. IT HAS SURVIVED ALMOST INTACT AND IS NOW THE OLDEST COMPLETE MINE IN CORNWALL. CORNWALL WAS THE GLOBAL HEART OF THE MINING...
Curated Video
The Elements: Copper
Copper has been used by man for thousands of years.
Chemistry - Periodic Table - Learni
ng Points.
Copper i
s a malleable metal.
>Copper is extracted from ore.
Copper is a
good conductor of...
Chemistry - Periodic Table - Learni
ng Points.
Copper i
s a malleable metal.
>Copper is extracted from ore.
Copper is a
good conductor of...
Curated Video
Isotopic mass
The mass of 1 atom of a specific isotope of an element.
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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...
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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...
Curated Video
Displacement reaction
A reaction in which a more reactive element replaces a less reactive element in a compound.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Transition element
Any of the metallic elements from the central block of the periodic table.
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
<
br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Why is Blood Red?
What is it in our blood that makes it red, and why are other animals different? Biology - Human Body - Learning Points. Haemoglobin is the most efficient oxygen carrier and provides the red pigment in blood. Not all animals have red...
Curated Video
Alloys
What exactly are alloys? What is it about their properties that make them so useful for a huge variety of purposes, from construction to jewellery? Chemistry - Periodic Table - Learning Points. Alloys are metals mixed with other...
Curated Video
Flame Colours and Fireworks
Exploring the science behind fireworks, discover how different elements are used to produce different colours of fireworks. Chemistry - Atoms And Bonding - Learning Points. In the mid-19th century the inventor if the Bunsen burner,...
Curated Video
Reactivity Series: Reactive Metals
The discovery and uses of reactive metals throughout history, and how their uses have defined the period in which they were discovered. Chemistry - Periodic Table - Learning Points. The reactivity series ranks the chemical reactivity of...
Curated Video
Transition Metals
Transition metals are the largest group in the periodic table. Find out what similarities they share, and how we make use of these metals. Chemistry - Periodic Table - Learning Points. Transition metals are found as a block in the middle...
Curated Video
Making an Electromagnet
We create a simple electromagnet by coiling wire around a nail and passing current through it. The magnetic field around the electromagnet creates similar patterns in iron fillings to a permanent magnet. Physics - Electricity And...
Curated Video
Ingenhousz's Heat Conductors
We use a metal box holding rods of different materials to test their ability to conduct heat. The box is filled with boiling water and a paperclip is attached to the end of each rod using petroleum jelly. As the heat moves through the...
Curated Video
Citrus Fruit Battery
We use lemons and strips of zinc and copper to make a battery. First, strips of copper and zinc are added to one lemon and they are connected across a voltmeter. This is repeated, this time with more lemons and metal plates, until a...
Curated Video
Metal Extraction
We extract copper metal from copper chloride solution using electrolysis. The electric current causes copper to form at one electrode and chlorine gas to form at the other. The presence of chlorine is tested using blue litmus paper....
Curated Video
Flame Test
We use a Bunsen burner to burn different chemical salts to see how the flame colour changes. This shows that sodium burns with a yellow flame, lithium burns with a red flame, barium burns with a yellow-green flame and copper burns with a...
Curated Video
What is an Atom?
From our bodies to the oceans and stars, everything is made of millions upon millions of tiny atoms. But what are atoms made of? Chemistry - Atoms And Bonding - Learning Points. The building blocks of all elements are called atoms. Atoms...
Curated Video
Ion Migration
We separate the ions in copper dichromate gel using electrolysis. We see the positive blue copper ions move to the negative electrode and the negative yellow chromate ions move to the positive electrode. Chemistry - Reactions - Learning...
Curated Video
Silver Tree
We demonstrate a displacement reaction using silver nitrate and copper. A tree-shaped piece of copper is submerged in silver nitrate solution. The silver ions displace the copper and the tree slowly becomes coated with silver metal. At...
Curated Video
Conductors and dangers of electricity – Odd one out
Four different materials are shown, but which is the odd one out?
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Physical processes - Electricity and magnetism - Conductors and dangers
o
f electricity
A Twig Tidbit Film - Odd one out. The...
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Physical processes - Electricity and magnetism - Conductors and dangers
o
f electricity
A Twig Tidbit Film - Odd one out. The...
Curated Video
Expansion and conduction – Odd one out
Four substances are shown on screen, but which is the odd one out and is not a good conductor of heat?
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Material processes - Changing materials - Expansion
a
nd conduction
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Learning Points
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Material processes - Changing materials - Expansion
a
nd conduction
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Learning Points
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