Instructional Video5:51
Curated Video

What is the Cone of Uncertainty? Project Management in Under 5

10th - Higher Ed
The Cone of Uncertainty is a helpful way to understand the evolution of your project. So, what is the Cone of Uncertainty?
Instructional Video6:35
ATHS Engineering

Measurement Basics for Intro Engineers

9th - Higher Ed
Welcome to Introduction to Engineering. This is your first video tutorial! Today, we are talking about measurement. We'll need to know some of this stuff for our first project. Get your ruler ready!
Instructional Video0:32
Curated Video

Coulomb

6th - 12th
The international standard unit of electric charge. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Instructional Video0:44
Curated Video

Temperature

6th - 12th
A measurement related to the average kinetic energy of the particles contained in a system. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Instructional Video0:41
Curated Video

Luminance

6th - 12th
A measure of the amount of light emitted from or passing through a given area. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video0:41
Curated Video

Millibar (mb)

6th - 12th
A unit of pressure widely used for expressing atmospheric pressure. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Instructional Video0:42
Curated Video

Nutritional value

6th - 12th
A measure of the nutritional content of food, including the vitamins, minerals and other essential nutrients needed for a healthy diet. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
Instructional Video0:42
Curated Video

Spectrometer

6th - 12th
An instrument that measures the intensity of electromagnetic radiation over a range of wavelengths. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:38
Curated Video

Median

6th - 12th
The middle value of a list of data arranged in incremental order. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Instructional Video0:37
Curated Video

Mass - Matter Measurement

6th - 12th
A measure of how much matter an object contains, in units of grams or kilograms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video0:53
Curated Video

Resolution

6th - 12th
In measurement and in display systems, resolution is a measure of how much detail can be detected or shown. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Instructional Video0:52
Curated Video

Rate of reaction

6th - 12th
A measure of how fast a reaction is taking place. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Instructional Video0:51
Curated Video

Frequency

6th - 12th
The rate at which a repeating event occurs, usually measured in counts per unit time. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Instructional Video0:48
Curated Video

Concentration

6th - 12th
A measure of how much of one substance is dissolved or dispersed in another, for example salt in water, or oxygen in the atmosphere. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Instructional Video0:48
Curated Video

Refractive index

6th - 12th
A measure of the speed of light in a medium, defined as the ratio of the speed of light in a vacuum, to its speed in the medium under consideration. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
Instructional Video1:01
Curated Video

Energy

6th - 12th
The capacity of a system or a body to do work. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts...
Instructional Video0:56
Curated Video

pH

6th - 12th
The pH scale measures the acidity or alkalinity of a solution. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Instructional Video0:56
Curated Video

Atomic weight

6th - 12th
The average mass of atoms of an element. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts and key...
Instructional Video0:54
Curated Video

Hertz (Hz)

6th - 12th
The SI unit of frequency, one hertz is equal to one cycle per second. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Instructional Video2:06
Curated Video

Pressure and Surface Area

6th - 12th
Learn how surface area can affect the amount of pressure exerted, and why this is useful in life? Physics - Forces - Learning Points. Pressure is the amount of force acting on a set area. Pressure is measured in pascals. Pressure can be...
Instructional Video2:02
Curated Video

Factpack: Beaufort Scale

6th - 12th
How to rate the wind according to Beaufort's scale, from a gentle breeze to a hurricane-force gale. Earth Science - Weather - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to...
Instructional Video1:45
Curated Video

Factpack: pH Scale

6th - 12th
Explore the pH scale, and discover whether a solution is acidic, alkaline or neutral. Chemistry - Reactions - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention...
Instructional Video2:57
Curated Video

Modelling the Spitfire

6th - 12th
Though the world's first model aircraft, a Spitfire, was built in a scale of 1:75, the resulting model would fit into the full-size equivalent more than 370,000 times over. Discover how scale is calculated in three dimensions. Maths -...
Instructional Video2:57
Curated Video

How Hot Is the Earth's Core?

6th - 12th
Unreachable by man, scientists have developed a complex experiment to demonstrate the heat and pressure at the centre of the Earth. Earth Science - Geology - Learning Points. The Earth's core is a dense ball of iron and nickel. To...