Factual series (2011). Series 1. Explaining all the mysteries of the world of science in BSL! In this episode, Professor Knowitall and his sidekicks, Dr Spark and Dr Bright, explain how space and gravity works. How do satellites stay in orbit? How do we stay rooted to the ground? Dr Spark goes bungee jumping to show us just how gravity works! Meanwhile, Dr Knowitall explains the impact of atoms and mass, and tells us how Isaac Newton discovered gravity when an apple fell to the ground from an apple tree. He also explains why the moon can sometimes look like it has ‘disappeared.’ Produced by Drip Media and Remark! Production for BSLBT.
This is Episode 4 of 4; you can watch Episode 1 (Forces) here, Episode 2 (Electricity and Energy) here, and Episode 3 (Volcanoes) here.
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