100 results found for physics

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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 | 1379 views
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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 | 1743 views
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Kinematics quantifies motion without explaining the causes of it. Here we study accelerations that are zero, positive or negative.

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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 | 3235 views
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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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00:09:00

Special relativity

by Joe Wolfe
Special relativity
for 14-19 and upwards,
Lectures | 14-19 and upwards | 18 years ago | 1425 views
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How extending Galileo's relativity to magnetism leads to Einstein's relativity, time dilation, length contraction, relativity of simultaneity and E=mc2 .

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