37 results found for mechanics

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00:10:00

Weight and contact forces

by Joe Wolfe
Weight and contact forces
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1734 views
Rating:

Carefully distinguish mass and weight. Hooke's law quantifies deformation. Contact forces have normal and frictional components.

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00:01:00

Hardness

by John Murrell
Hardness
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 2175 views
Rating:

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00:14:00

The Hunt for the Higgs

by Brian Cox
The Hunt for the Higgs
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 1410 views
Rating:

Particle physicist Brian Cox explains how quantum mechanics has changed the way that we think the world works and why it predicts the existence of a particle that has never been seen. The Higgs boson is a mysterious particle that explains why things ....

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00:29:00

Life in Space

by Helen Sharman
Life in Space
for 14-19 and upwards,
Discussions | 14-19 and upwards | 15 years ago | 1598 views
Rating:

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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00:10:00

Newton’s laws of motion

by Joe Wolfe
Newton’s laws of motion
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1415 views
Rating:

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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00:08:00

Simple harmonic motion

by Joe Wolfe
Simple harmonic motion
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1397 views
Rating:

In simple harmonic motion, displacement, velocity and acceleration vary sinusoidally with time, but with different phases.

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00:08:00

Circular motion

by Joe Wolfe
Circular motion
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1918 views
Rating:

Uniform circular motion: angular displacement and velocity are introduced and centripetal acceleration is determined.

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00:09:00

Projectile motion

by Joe Wolfe
Projectile motion
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1369 views
Rating:

Motion with uniform acceleration, such as in a uniform gravitational (or electric) field is projectile motion, analysed here with examples.

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00:06:00

Motion with constant acceleration (kinematics)

by Joe Wolfe
Motion with constant acceleration (kinematics)
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1733 views
Rating:

Kinematics quantifies motion without explaining the causes of it. Here we study accelerations that are zero, positive or negative.

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00:45:00

Science, Society and Sustainability

by Harry Kroto
Science, Society and Sustainability
for All ages,
Interviews | All ages | 16 years ago | 1780 views
Rating:

A discourse about Harry's loves in science, the experiments leading up to the C-60 discovery in 1985 and the host of developments in putting C-60 and nanotubes to good use. Harry's ideas about public perception of science. Good reasons for being a s....

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00:18:00

Isaac Newton and Gravitation

by Colin Byfleet
Isaac Newton and Gravitation
for 14-19 and upwards,
Lectures | 14-19 and upwards | 16 years ago | 3218 views
Rating:

A look at what was known when Newton started to develop his theory of gravitation and how he used these ideas and data to make his great forward step

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00:11:00

Crater Formation in Sand

by Colin Byfleet
Crater Formation in Sand
for 11-14 and upwards,
Teaching modules | 11-14 and upwards | 16 years ago | 4401 views
Rating:

A description and demonstration of the way in which craters formed by dropping objects into sand can be linked to some elementary physics

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