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Videos By Alpha


 

 

 

Alphabetical Listing: G-H

  1. G
    1. Guitar: one string
    2. Guitar: sonometer, length of string
    3. Guitar: chords
    4. Guitar: sonometer, tension of string
  2. H
    1. Hinged Stick
    2. Hollow Globe in Vacuum
    3. Horse and Rider

 

 

Physics Demo Videos

Alpha G

Discussion
Streaming
Download
Demo Page
Guitar: one string
When the string of a guitar are strummed, the cavity and body of the guitar resonate, producing sound.

Real

Real

MPG

Guitar: sonometer, length of string
By adjusting the lengths of a string, different frequencies can be heard.

Real

Real

MPG

Guitar: chords
By adjusting the lengths of several of the strings, different chords can be made.

Real

Real

MPG

Guitar: sonometer, tension of string
By adjusting the tension of a string, different frequencies can be heard.

Real

Real

MPG

Alpha H

Discussion
Streaming
Download
Demo Page
Hinged Stick
The acceleration of the stick is more than the acceleration of ball. Thus, the stick's cup will be in place to catch the ball even though both are released at the same time.

Real

Real

MPG

Hollow Globe in Vacuum
When in the atmosphere, the globe experiences a buoyancy force upward exerted by air. When the air is removed, the buoyancy force is also removed and it is clear that the globe weighs more than the cylinder.

Real

Real

MPG

Horse and Rider
Only the center of mass of an object needs to be supported in order to support the object. The horse and rider's center of mass is under the hind legs.

Real

Real

MPG

 

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