Waves, light and sound

Lesson 1: Introduction to light

https://www.loom.com/share/f2e6e5227d354402a087a8c0a6b38526

Lesson 2: Reflection

https://www.loom.com/share/54864b3ac7eb4529a3d3ee049bd59318

Lesson 3: specular and diffuse reflection

https://www.loom.com/share/bf84ce443ec1439989e88c5e456cb170

Lesson 4: Refraction

https://www.loom.com/share/bf84ce443ec1439989e88c5e456cb170

How to draw a refraction diagram

https://www.loom.com/share/87e8de87746a4212943dc74e72c4e188

Lesson 5: Dispersion of light and colour

https://www.loom.com/share/3453e6be742248e1ba9a6292544dd88b

Lesson 6: Colour mixing and filters

https://www.loom.com/share/135265bc669c4966916c63c488b2c578

Lesson 7: The Eye

https://www.loom.com/share/64537e806fe941508af96458180b3053

Lesson 8: Sound waves and echoes

https://www.loom.com/share/8492104f827a41e29059f449d9421bbb

Lesson 9: The ear

https://www.loom.com/share/4cbbbd96b7b44989b6630ed26019e6d6

Lesson 9: Speed of sound and echolocation

Summary

https://www.loom.com/share/426675570a6e4b1ca3138e282be4200c