Let's Tute
Basics Of Light Quiz
This video covers natural and artificial sources of light, including topics such as bioluminescence, the visible spectrum, and the use of different wavelengths of light for various purposes such as heat therapy and currency detection....
Kids Academy
Sources of Light | Science for Kids | Kids Academy
Sources of Light | Science for Kids | Kids Academy Science for kids is fun and very interesting. They love learning about things that they see around themselves. For some kids’ science is cool, others find it intriguing, some just find...
SciShow
The Strange Scourge of Light Pollution
Light pollution -- it's not just the bane of light sleepers and frustrated astronomers. It also is tinkering with the biological cycles of all kinds of living things, including us! SciShow takes you behind the glare to understand the...
Curated Video
What If Something Travels Faster Than The Speed Of Light?
Can anything travel faster than the speed of light? Is it even possible for something to undertake the “speed of light” travel? And what if something can actually travel faster than light? What is Cherenkov radiation and how is it...
Science ABC
What If Something Travels Faster Than The Speed Of Light?
Can anything travel faster than the speed of light? Is it even possible for something to undertake the “speed of light” travel? And what if something can actually travel faster than light? What is Cherenkov radiation and how is it...
Let's Tute
Refraction of Light and Apparent Sunrise and Delayed Sunset Explained
In this video, we learn about the science behind apparent sunrise and delayed sunset. We explore the phenomenon of refraction of light and its effects on the direction and speed of light as it passes through different mediums. Through a...
Visual Learning Systems
Exploring the Sources of Electricity
In this video, we explore the various sources of electricity that power our homes and devices. From power plants using coal, oil, or water to generate electricity, to batteries relying on chemical reactions, and even solar cells...
Curated Video
Exploring the Role of Light in the Universe
New ReviewWhat is the purpose of light? How does light work? Why does Light exist? There had been a controversy about whether light was particles or waves. Albert Einstein showed that light must come in discrete packets of energy which today we...
Curated Video
Why Is the Speed of Light Constant? Visualizing Maxwell’s Equations
New ReviewNot only do they describe every electrical and magnetic phenomenon, but hidden within these equations is a fundamental truth about the nature of light, and why it is the ultimate speed of the universe. We are going to visualize the...
msvgo
Renewable Sources of Energy: Solar Energy
It explains solar energy as renewable source of energy and the working of a solar cooker, solar water heater and solar cell panel.
Curated Video
What is light? – Clip
Find out about a particularly fascinating light source ... why do glowworms produce their own light? Physical processes - Light - What is light? Learning Points Objects that emit light are called light sources. Glowworms are a natural...
Curated Video
How light travels
Pupil outcome: I can explain that light travels in straight lines. Key learning points: - We need light to be able to see things. - Light travels out from a source of light in all directions. - Light travels in straight lines. -...
The Guardian
The weight of light: how gravity is illuminating sub-Saharan Africa
Off-grid communities such as those in sub-Saharan Africa can pay thousands of times as much as the rest of us for their energy. Designer Jim Reeves has developed a simple, low-cost gear-train and generator that uses a descending weight...
Curated Video
Light Pillars: What Are Those Mysterious Light Beams From The Sky?
Light pillars are optical phenomena that occur in extremely cold atmospheres, when flat ice crystals form close to the ground. They reflect natural and artificial light in columns that extend through the sky. This captivating spectacle...
Science ABC
Light Pillars: What Are Those Mysterious Light Beams From The Sky?
Light pillars are optical phenomena that occur in extremely cold atmospheres, when flat ice crystals form close to the ground. They reflect natural and artificial light in columns that extend through the sky. This captivating spectacle...
Curated Video
Rate of Photosynthesis Experiments: Investigating the Relationship between Light Intensity and Oxygen Production in Pondweed
The video is a lecture presentation on the rate of photosynthesis experiments. The presenter explains the process of photosynthesis and introduces the hypothesis that the rate of photosynthesis in a plant depends on light intensity. The...
SciShow
Why Solar Eclipses Create Those Crescent-Shaped Lights
Everyone is watching the sky during a solar eclipse, but but if you look down, you'll catch another kind of light show.
SciShow
The Mystery of the Star That Wasn't There
In the 1970s, astronomers discovered a mysterious source of gamma rays that, 50 years later, still hasn’t revealed all of its secrets.
3Blue1Brown
Some light quantum mechanics (with MinutePhysics)
An introduction to the quantum behavior of light, specifically the polarization of light. The emphasis is on how many ideas that seem "quantumly weird" are actually just wave mechanics, applicable in a lot of classical physics.
TED-Ed
TED-Ed: Could we harness the power of a black hole? | Fabio Pacucci
Imagine a distant future when humans reach beyond Earth, forge cities on planets thousands of light-years away, and maintain a galactic web of trade and transport. What would it take to make that leap? And where would we get enough...
Curated Video
The Sun as our main source of energy – Did you know?
Did you know that the waxy monkey frog has an ingenious way of protecting itself from the Sun's light? Physical processes - Energy and energy transfer - The Sun as our main source of energy Learning Points Some of the light energy from...
Curated Video
What Is the True Source of Mass? The Surprising Science
New ReviewWhat is Mass? And Where Does it come from? It's source is going to blow you away! It's (mostly) NOT from the Higgs Field. We tend to think of mass as weight? So for example, you might weigh a 150 lbs. An elephant might weigh 12,000 lbs....
Curated Video
The Sun as our main source of energy – Big reveal
What is it? ... These are solar panels! Physical processes - Energy and energy transfer - The Sun as our main source of energy A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have...
Curated Video
Wave Nature of Light: Light Intensity
By the end of this learning object, the student will be able to: Recognize the relationship between distance and light intensity.13613