Energy and power
The total work done on an object equals the increase in its kinetic energy. For conservative forces, we can define potential energy.
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Carefully distinguish mass and weight. Hooke's law quantifies deformation. Contact forces have normal and frictional components.
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This is a simple yet effective demonstration of electricity generation. 500 turns of wire are wound onto a 35mm film can and the two ends are attached to an LED light. A strong magnet is placed in the can and the lid fixed back in place. The generato....
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The Women in Nanotechnology project (WomenInNano) was a 3 year EU Research Project with the aim of finding out ways to support and encourage women working in Nanotechnology. In 2008 the Vega Science Trust was asked to make a short film documenting th....
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Dr Tara Shears explains that one of Science's greatest achievements is to have accurately measured everything from the width of the universe to the diameter of a quark. This film features an animated zoom in from the universe to the heart of a hydrog....
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Helen Sharman, the UK's first astronaut, gives a vibrant account of her personal experience of life in space using models and film to illustrate the key scientific concepts involved in spaceflight. Among other things she discusses the way Newton's Th....
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In this video interview Gustav Born jokes that all his life he has been the son of a famous scientist (Max Born) and then later he became uncle to a famous film star (Olivia Newton John), he is also directly related to Martin Luther, Ben Elton and nu....
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Ivar Giaever won the Nobel Prize in 1973 for his investigations of tunneling in semiconductors and superconductors. Giaever worked on metal thin films and tunneling and took a Solid State physics course. Although he knew nothing about Superconductivi....
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Rob Hutchinson is an entomologist and one of the top mosquito experts in Europe whose work assesses the risk of Malaria returning to UK. He has developed a great interest in mosquito biology and did a masters degree at the School of Tropical Medicine....
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F=ma (laws 1&2). Forces come in pairs that add to zero (3). Newton's laws apply in inertial frames of reference. Some common approximations made in applying them.
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In simple harmonic motion, displacement, velocity and acceleration vary sinusoidally with time, but with different phases.
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Uniform circular motion: angular displacement and velocity are introduced and centripetal acceleration is determined.
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