PHYS121
B4-12: ELASTIC LIMIT OF SOLDER SPRING
Category: B4 Elasticity
Purpose:
Demonstrate the elastic limit for an inherently inelastic object.
B4-11: ELASTIC LIMIT OF RUBBER BAND
Category: B4 Elasticity
Purpose:
Demonstrate Hooke's law and elastic limit.
B4-04: SPRING AND STRING THING
Category: B4 Elasticity
Purpose:
Illustrate series and parallel springs in a counterintuitive way.
D1-32: TRAJECTORY FROM CIRCULAR ORBIT
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Show that the instantaneous velocity of an object executing uniform circular motion is tangent to the circle.
C7-16: HAPPY AND UNHAPPY BALLS
Category: C7 Collisions
Purpose:
Illustrate coefficient of restitution.
C7-13: COLLISIONS OF BALLS - GRADUATED MASSES
Category: C7 Collisions
Purpose:
Demonstrate how the velocity is multiplied by a sequence of collisions between balls of decreasing mass.
C7-03: AIR TRACK - SCATTERING WITHOUT CONTACT
Category: C7 Collisions
Purpose:
Show that elastic scattering can occur between two objects without actual physical contact between the objects.
C8-34: POWER - INSTRUCTOR DRAGGING CONCRETE BLOCK
Category: C8 Mechanical Energy and Power
Purpose:
Demonstrate power
C8-32: POWER - CLIMBING LADDER
Category: C8 Mechanical Energy and Power
Purpose:
A simple method for illustrating power and the unit of the horsepower.
C8-13: BUNGEE JUMPER MODEL
Category: C8 Mechanical Energy and Power
Purpose:
Determine the minimum value of the spring constant of a bungee rope to ensure a safe jump.
C8-03: GALILEO'S PENDULUM
Category: C8 Mechanical Energy and Power
Purpose:
Demonstrate conservation of energy in a simple system.
C6-11: SLIDING FRICTION - LECTURE TABLE AND FELT
Category: C6 Friction
Purpose:
Show the effect on frictional force of velocity, normal force, and contact area.
C5-11: AIR TRACK - ACTION-REACTION PAIRS
Category: C5 Third Law of Motion
Purpose:
Demonstrate Newton's third law of motion
C4-42: TERMINAL VELOCITY - FEATHER
Category: C4 Second Law of Motion
Purpose:
Illustrate terminal velocity.
C4-03: ACCELERATION BY ITERATED BLOWS
Category: C4 Second Law of Motion
Purpose:
Illustrate the numerical technique by which a computer carries out integration of the equation a = F/m.
C4-01: AIR TRACK - NEWTON'S SECOND LAW
Category: C4 Second Law of Motion
Purpose:
Demonstrate F = ma.
C2-23: TRAJECTORY OF A BALL - MODEL
Category: C2 Kinematics in One and Two Dimensions
Purpose:
Illustrate the position of a projectile at equal time intervals
B2-04: VERTICAL FORCES - FOUR SPRING SCALES
Category: B2 Equilibrium of Forces and Torques
Purpose:
Show addition of forces along a line
B1-14: CENTER OF MASS - BOTTLE
Category: B1 Center of Mass Statics
Purpose:
Illustrate the center of mass in a surprising way
B1-13: CENTER OF MASS - FORK AND SPOON ON TOOTHPICK
Category: B1 Center of Mass Statics
Purpose:
Illustrate the center of mass in a surprising way
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D1-01 STROBOSCOPE AND FAN
Demonstrates rotational motion using stroboscope Read More
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D1-11: CYCLOID - LIGHT BULB ON WHEEL
Demonstrate cycloidal motion Read More
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D1-12: ADDITION OF ANGULAR VELOCITIES
Illustrate the complex motion resulting from addition of two angular velocities Read More
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D1-21: ANGULAR VELOCITY - OBERBECK CROSS
Measure the angular velocity of a rotating object Read More
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D1-30: TRAJECTORY FROM CIRCULAR ORBIT - OVERHEAD PROJECTOR
Show that the instantaneous velocity of an object executing uniform circular motion is tangent to the circle Read More
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D1-31: TRAJECTORY FROM SPIRAL
Show that forces are required to create circular motion Read More
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D1-32: TRAJECTORY FROM CIRCULAR ORBIT
Show that the instantaneous velocity of an object executing uniform circular motion is tangent to the circle Read More
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D1-33 ROTATING MASS ON STRING
Illustrates centripetal force and that instantaneous velocity is tangent to the circular path Read More
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D1-34 ROTATING MASS ON SPRING
Illustrates centripetal force Read More
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D1-35 CENTRIPETAL FORCE - ROTATING MASS
Measures the required centripetal force for an object to move with uniform circular motion Read More
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D1-36: AIR TABLE - CENTRIPETAL FORCE
Show that centripetal force varies with angular velocity Read More
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D1-37 MUDSLINGER
Illustrates centripetal force and that instantaeous velocity is tangent to the circular path Read More
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D1-39: PENNY AND COAT HANGER
Demonstrate centripetal force and centrifugal reaction in a dramatic way Read More
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D1-40: CENTRIPETAL FORCE ON ROTATING RUBBER BAND
Demonstrate centripetal force and centrifugal reaction Read More
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D1-41 ROTATING WATER BUCKET
Demonstrates centripetal force and centrifugal reaction Read More
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D1-42: ROTATING WATER BUCKET WITH SPONGE
Illustrate centripetal force and centrifugal reaction with a trick Read More
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D1-43: INERTIAL FORCES - BALLS IN ROTATING JARS
Demonstrate inertial forces in bodies submerged in air and in water Read More
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D1-44: ACCELEROMETERS AND FRAMES OF REFERENCE
Demonstrate the direction of the acceleration in both rotational and translational coordinate systems Read More
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D1-51 BANKED CURVE MODEL
Aid in explaining banked turns Read More
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D1-52: FAIRGROUND ROTOR
Illustrate the application of rotational forces Read More
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D1-53 LOOP-THE-LOOP
Demonstrates conservation of energy in a rotating object and centripetal force Read More
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D1-55: ROTATING ELASTIC RINGS
Demonstrate "centrifugal reaction" and to indicate why the earth is oblate Read More
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D1-61: Rolling versus Sliding
Applies conservation of energy to a rolling object Read More
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D1-62: CONSERVATION OF ENERGY IN ROLLING BODY
Demonstrate conversion of gravitational potential energy into translational and rotational kinetic energy Read More
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D1-63: MAXWELL PENDULUM - LARGE
Demonstrate transformations between gravitational potential energy and rotational kinetic energy Read More
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D1-64: MAXWELL PENDULUM - SMALL
Demonstrate transformations between gravitational potential energy and rotational kinetic energy Read More
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D1-65: YO-YO
Illustrate transformation between various forms of energy and to perform yo-yo tricks Read More
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D1-81: TRICYCLE
Illustrate a tricky problem in rotational dynamics Read More
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D1-82: ROLLING FRICTION
Show the direction of the frictional force when a rolling object is accelerated Read More
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D1-83: SPOOL
Illustrate a counterintuitive problem in rotational dynamics Read More
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D1-84: SPINNING CYLINDRICAL SHELL
A counterintuitive demonstration of rotational dynamics Read More
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