Curated Video
Bell in a Vacuum
We look at how a vacuum affects how sound travels. An alarm is set off and placed under a bell jar. The air is removed from the jar to create a vacuum. We can still see the hammer of the alarm clock moving, but cannot hear the sound....
Curated Video
Tsunami
Tsunamis are huge volumes of moving water that become monstrous waves when they hit the coast. What causes them and how do they grow to be so dangerous? Earth Science - Geology - Learning Points. Tsunamis are massive volumes of moving...
Curated Video
The Moon and Spring Tides
How the Moon affects daily tides and drives extreme spring tides, when the Sun and Moon align. Physics - Our Solar System - Learning Points. The Moon creates and controls the tides. Its gravitational pull causes ocean water to bulge...
Curated Video
What Do Sine Waves Sound Like?
Hear sine waves as sound, and discover the equations that describe them: and the effect of increasing or decreasing the variables of amplitude and frequency. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by...
Curated Video
Diffraction
The bending or spreading of waves when they encounter an obstacle. 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...
Curated Video
Transverse wave
A moving wave in which the oscillations of the medium are at a right angle to the direction of travel. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
How does sound travel? – What happens next?
A ringing alarm clock is placed within a vacuum chamber ... what happens next? Physical processes - Sound - How does sound travel? A Twig Tidbit Film - What happens next? A short section of film is played and the children have to guess...
Curated Video
Sonic Boom - Breaking the Sound Barrier
Fascinating insight into the sonic boom created when a jet plane breaks the sound barrier. Physical processes -Sound - Volume Learning Points The speed of sound in air is about 343 m/s. A sonic boom occurs when something moves faster...
Curated Video
Sound is energy
Understand that sound is a form of energy created by vibrations. Physical processes - Sound - What is sound? Learning Points Sound is a form of energy. Sound travels in waves away from the source. Sound waves travel in all directions....
Curated Video
Spot the shadows
Find out how shadows are formed and what types of materials produce shadows. Physical processes - Light - Shadows Learning Points Shadows are created when an object blocks the path of light. Opaque objects do not let any light through....
Curated Video
Infrasound - Low-Pitch Sounds
Find out about infrasounds – sounds that are too low-pitched to be heard by humans. Physical processes -Sound - Changing pitch Learning Points Infrasounds are too low-pitched for humans to hear. Low-pitched sounds have fewer waves per...
Curated Video
The Sun and shadows
Investigate why shadows change size during the day. Physical processes - Light - The Sun as a light source Learning Points Shadows change size during the day because of the position of the Sun. When the Sun is overhead shadows are short....
Curated Video
Why is there no sound in space?
Find out why there is no sound in space. Physical processes -Sound - How does sound travel? Learning Points The vibrations of vocal cords produce sound waves. On Earth sound is transmitted through air molecules. The vacuum of space does...
Curated Video
How do sounds travel?
Find out that sound waves always need a medium to travel through. Physical processes - Sound - How does sound travel? Learning Points Sound waves are known as compression waves. Sound waves travel at different speeds depending on the...
Curated Video
What shapes the coast?
Coastlines may look stable but they are one of the most dynamic features in the physical world. People and places -Physical geography - Coasts Learning Points The coast is where the land meets the sea or ocean. Waves wear away and break...
Curated Video
Erosion and weathering
Learn how the processes of weathering and erosion sculpt Earth's landscapes. Material processes - Classifying materials - Soil Learning Points Weathering is the breaking down of rock into smaller particles. Erosion is the removal of rock...
Curated Video
ध्वनि तरंग प्रयोग | लहर की | भौतिक विज्ञान | FuseSchool Hindi
इस वीडियो में हम ध्वनि की गति को प्रभावित करने वाले कारकों पर चर्चा करेंगे। हम जानेंगे कि ध्वनि हवा में लगभग 340 मीटर प्रति सेकंड की गति से चलती है और यह गति तापमान और हवा के दबाव के अनुसार कैसे बदलती है। ठोस पदार्थों और तरल पदार्थों में...
Bedtime History
History of Mermaids and Mermen for Kids | Bedtime History
Join us as we dive into the enchanting history of mermaids, mythical sea creatures that have captured the human imagination for centuries. Mermaids, depicted as half-human, half-fish beings, appear in folklore across various cultures,...
Curated Video
Wave Nature of Light: What is Light?
By the end of this learning object, the student will be able to: Recognize the spectrum colors.86731
Curated Video
Types of Wave
By the end of this learning object, the student will be able to: Summarize the types of wave motion and its law.28774
Wonderscape
Einstein's Miracle Year: Groundbreaking Discoveries of 1905
This video delves into Albert Einstein's "miracle year" of 1905, when he published revolutionary papers that changed our understanding of light, atoms, and the universe. Learn about his theories on photons and quantum theory, his proof...
Curated Video
I WONDER - What Is Wavelength And Frequency?
Jump into 'What Is Wavelength And Frequency?' to see how waves move and groove! Perfect for curious kids on a quick, colorful science adventure.
Curated Video
I WONDER - What Causes Reflection, Refraction And Echoes?
Jump into 'What Causes Reflection, Refraction, and Echoes?' to see why light bends and sounds bounce! Quick and fun, perfect for curious kids.
Curated Video
I WONDER - How Useful Are Lasers?
Shine a light on 'How Useful Are Lasers?' to see how these beams of light work wonders in our world! A quick, bright look into laser technology, perfect for inquisitive young minds.