Instructional Video4:05
Curated Video

GCSE Chemistry - States of Matter & Changing State #21

9th - Higher Ed
This video explains 'particle theory' and uses it to describe the 3 states of matter: solid, liquid and gas. It also covers how substances move between these states at the particle level. This video is suitable for: - All exam boards -...
Instructional Video11:23
Crash Course

Dark Energy, Cosmology Part 2

9th - Higher Ed
What's driving the expansion of the universe, and will it ever stop? Take a trip to the dark side in a video full of surprising facts and twists about our view of what lies beyond. Junior cosmologists learn about the invisible energy of...