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K8-32: PULSES IN TRANSMISSION LINES

Purpose: Demonstrate the reflection of pulses in terminated and unterminated transmission lines and to determine the speed of an electromagnetic wave in the transmission line.

K8-22: MICROWAVES - TUBULAR WAVEGUIDE

Purpose: Demonstrate transmission of microwaves in a tubular "waveguide."

K8-12: RADIOWAVES - STANDING WAVES

Purpose: Demonstrate standing waves using radio waves.

K5-34: THERMAL COEFFICIENT OF RESISTANCE IN COPPER

Purpose: Show that the resistance of copper changes linearly with temperature.

K5-32: RESISTANCE VS DIAMETER AND LENGTH

Purpose: Determine how resistance varies as a function of diameter and length for the same material.

I3-19: LIFTING USING ATMOSPHERIC PRESSURE

Category: I3 Gases

Purpose: Dramatically demonstrate an effect of air pressure.

I3-18: VACUUM BAZOOKA

Category: I3 Gases

Purpose: Illustrate one effect of atmospheric pressure and force.

K5-22: AC PLUG CIRCUIT CHECKER CHECKER

Purpose: Demonstrate several different kinds of AC outlet wiring error.

K5-21: AC PLUG CIRCUIT CHECKER

Purpose: Check the wiring of 110VAC power sockets.

K5-14: ELECTRIC CELL

Purpose: Demonstrate how an electric cell is formed.

K5-02: PIEZOELECTRIC CRYSTAL - AUDIBLE

Purpose: Demonstrate that a piezoelectric crystal converts electrical impulses into physical vibrations.

K4-25: DC MOTOR - HOMEMADE

Purpose: Illustrate possibly the world's simplest motor.

K4-24: AC/DC MOTOR

Purpose: Demonstrate the construction and the operation of AC and DC motors.

M9-03: CIRCULAR POLARIZATION - STICK MODEL

Purpose: Model of circularly polarized electromagnetic wave.

K4-08: MAGNETOELECTRIC GENERATOR WITH INDUCTOR

Purpose: Demonstrate how a magnetoelectric generator stores energy in an inductor and how that energy is returned to the generator.

K4-06: MAGNETOELECTRIC GENERATOR WITH CAPACITOR

Purpose: Demonstrate that the generator is producing electrical energy, and that the capacitor stores electrical energy; also that a generator can run in reverse as a motor.

K3-02: DEMOUNTABLE TRANSFORMER - SINGLE SPARKS

Category: K3 Transformers

Purpose: Demonstrate induction of large voltages by a large secondary-to-primary turn ratio.

K3-01: INDUCTION IN A TRANSFORMER

Category: K3 Transformers

Purpose: Demonstrate that a change in the primary current induces a secondary voltage.

I2-45: CONVECTION - HIGH/LOW CANDLES IN CYLINDER

Purpose: Brainteaser regarding convection.

I2-44: CONVECTION - CANDLE IN CYLINDER

Purpose: Demonstrate the mechanism of convection.
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