1 Mechanics

Double cone on an inclined plane - Video

Image copyrighted by The Education Group and used by permission.
Catalog: 
1J11.50B
Location: 
3_1
Video Encyclopedia: The double cone appears to roll uphill.

Simultaneous fall - Video

Catalog: 
1D60.20C
Location: 
3_1
Cinema Classics: Projectile Motion: Vertical and Horizontal Motion. Two balls simultaneously dropped and projected horizontally hit the floor together.

Yo Yo Balance

The puck weighs 94.8 g. Balance the pan before letting the yo yo go.
Catalog: 
1G30.25A
Location: 
Ab4
Yo yo is set on pan of balance, balanced, then hung beneath pan and released.

Newton's Yo-Yo

A common toy that demonstrates collisions of two equal masses
Catalog: 
1N30.101
Location: 
Ad2
This is a common toy comprised of two balls on a rigid bifilar support and revolve about an axis (see picture). When one ball collides it comes to rest sending the other off at the same speed. Other motions are also possible.

Atwood's machine-Video

demonstration image
Catalog: 
1G10.40
Location: 
3_1
Video Encyclopedia : Air track. The small weight is removed after a period of acceleration and the resulting constant velocity is measured.

Precessing disc (Maxwell's top)

demonstration image
Catalog: 
1Q50.10
Location: 
Ae2
Sargent-Welch 0978 - Spindle adjusts so pivot is above, below, or coincident with center of gravity. Affects occurrence and direction of precession.

Broom stand - Video

demonstration image
Catalog: 
1J20.55
Location: 
3_1
Video Encyclopedia :Spread the bristles and a straw broom will stand upright.

Broken Wire g Measurement - Video

Catalog: 
1C30.671
Location: 
3_1
Cinema Classics: Free Fall: Falling Ball. 10 kg ball drops from 3.7 m.

Levers - Video

demonstration image
Catalog: 
1M20.40C
Location: 
3_1
Video Encyclopedia :A torque bar, spring scale, and pivot are used to illustrate the three classes of levers.

Linear Momentum: Recoil of a Cannon Video

Catalog: 
1H11.40
Location: 
3_1
Cinema Classics: Reenactments of revolutionary war cannon brigade. Shown in slow motion 8000 frames a second. Cannon is 900 times the mass of cannon ball.

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