Why Is It So?

Season 1, Episode 7: The Simple Pendulum and Other Oscillating Things

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Anything can be a pendulum, says Professor Miller, and anything can oscillate. In fact, the period of a pendulum depends only on its length. Miller sets up demonstrations of various oscillating nodies. He also presents a puzzle about springs.

All Episodes - Season 1

The Idea of the Center of Gravity
Episode 1
The Idea of the Center of Gravity
 Newton's First Law of Motion-Inertia
Episode 2
Newton's First Law of Motion-Inertia
 3. Newton's Second Law of Motion – The Elevator Problem
Episode 3
3. Newton's Second Law of Motion – The Elevator Problem
 Newton's Third Law of Motion – Momentum
Episode 4
Newton's Third Law of Motion – Momentum
 Energy and Momentum
Episode 5
Energy and Momentum
 Concerning Falling Bodies and Projectiles
Episode 6
Concerning Falling Bodies and Projectiles
 The Simple Pendulum and Other Oscillating Things
Episode 7
The Simple Pendulum and Other Oscillating Things
 Adventures with Bernoulli
Episode 8
Adventures with Bernoulli
 Soap Bubbles and Soap Films
Episode 9
Soap Bubbles and Soap Films
 Atmospheric Pressure – The Properties of Gases
Episode 10
Atmospheric Pressure – The Properties of Gases
 Centrifugal Force and Other Strange Matters
Episode 11
Centrifugal Force and Other Strange Matters
 The Strange Behavior of Rolling Things
Episode 12
The Strange Behavior of Rolling Things
 Archimedes' Principle
Episode 13
Archimedes' Principle
 Pascal's Principle – The Properties of Liquids
Episode 14
Pascal's Principle – The Properties of Liquids
 Levers, Inclined Planes, Geared-Wheels and Other Simple Machines
Episode 15
Levers, Inclined Planes, Geared-Wheels and Other Simple Machines
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