Light, Sound and Waves

Demonstration: Students apply their knowledge and understanding of wave superposition to an everyday application.

Practical Activity 14-16

Class Practical: Using strips of plastic to model what happens to at different positions in terms of changing phase...

Practical Activity 14-16

Class Practical: Using a ripple tank to observe interference between two wave pulses that are in phase may be suitable for...

Practical Activity 14-16

Class Practical: This demonstration of interference can be spectacular. Intermediate or advanced level students certainly find...

Practical Activity 14-16

Class experiment: Students, working in pairs, observe and try to explain what happens to wave pulses on a long narrow spring...

Practical Activity 14-16

Demonstration: A close look at interference between two, random wave pulses in a ripple tank.

Practical Activity 14-16

Class experiment: Waves and ripples are sent along water in a long shallow trough. This could be one station in a circus of...

Practical Activity 14-16

Demonstration: Lines of dynamics trolleys connected by springs make good models for both longitudinal and transverse waves...

Practical Activity 14-16

Demonstration: waste pipe is used to illustrate interference of sound waves coming from a single source by two different paths...

Practical Activity 14-16

Demonstration: This simple demonstration shows how the interference of light can be used to determine the thickness of a thin...

Practical Activity 14-16

Demonstration: This experiment works as a model of what is happening with light in a thin air film, or thin film reflection of...

Practical Activity 14-16

Class practical: In this simple experiment, each student holds a pair of glass plates individually.

Practical Activity 14-16