Forces

S03E04: Italy | Local Heroes

Adam Hart-Davis visits southern Italy, home to the greatest scientists of the ancient world. In Syracuse, he recreates Archimedes' famous ''eure...

S05E01: London | Local Heroes

London is the first destination, where he investigates the invention of the lightning conductor, the pressure cooker and the electrocardiogram.

The force of friction | Bitesize Science

Any time one surface moves over another, there is a force of friction.

The Trick is to Keep Moving | In Orbit: How Satellites Rule Our World

Explanation of how a satellite is able to keep orbiting the Earth.

The physics behind the Flying Machines | Monkman & Seagull's Genius Guide to Britain

Eric and Bobby use a fairground ride to explain centrifugal forces.

Einstein and the beetle | Gravity and Me: The Force that Shapes our Lives

Professor Jim Al-Khalili explains Einstein's analogy of gravity that he told his son to explain his...

S02E04:...about Speed | James May's Things You Need to Know

James May explains all you need to know about speed with a fast-moving mix of animation and motion graphics, incl...

The Science of D-Day

Engineer Rob Bell explores the new inventions - from giant troop-carrying gliders to tanks that could operate on water - that made the Normandy invasion...

01: Speed Limits | Richard Hammond's Invisible Worlds

Using state-of-the-art technologies, Richard Hammond goes beyond the limits of the naked eye and explores the hidden se...

Distance-time graphs | GCSE Bitesize Revision

Spec references J249: P2.1b J250: P2.1b. Description and animation. Distance time graphs.

S03E03: Egypt | Local Heroes

Adam Hart-Davis travels to Egypt in search of the earliest heroes of science. Using a drinks can and a stove, he recreates Hero of Alexandria's ...

Acceleration | GCSE Bitesize Revision

Spec references J249: P2.1h J250: P2.1h. Calculating acceleration and what the units mean - description and animation.

Speed | GCSE Bitesize Revision

Spec references J249: P2.1h J250: P2.1h. Calculating speed and units of speed - description and animation.

Velocity-time graphs | GCSE Bitesize Revision

Spec references J249: P2.1e J250: P2.1e. Description and animation. Velocity time graphs.

Forces when falling and terminal velocity | GCSE Bitesize Revision

Spec references J249: P2.2f, P2.2h J250: P2.2f, P2.2h. Falling, air resistance, balanced forces and termin...

S04E02: Scotland | Local Heroes

Adam Hart-Davis's cycling tour of Britain takes him to Scotland, where he visits St Andrews to see how backspin helps a golf ball defy gravit...

S03E15: East Midlands | Local Heroes

Adam Hart-Davis cycles to Nottinghamshire and Leicestershire to find out about this week's heroes. They include Frank Whittle, who inven...

S03E05: South | Local Heroes

Adam Hart-Davis continues his search for unsung heroes of science when he cycles around the south of England. On a stop-off in Surrey, he uses a...

Resultant forces and terminal velocity | GCSE Bitesize Revision

Animated shorts to support students preparing for assessments in GCSE Additional Science.

Why Do Cats Have Nine Lives? | James May's Things You Need to Know

James May explains about speed, using a fast-moving mix of animation and graphics. Here he explores why te...