Intended for experimental study, physics laboratory, conducting physics and natural science experiments on: Physics. Wave phenomena. Sound. Sound, a longitudinal mechanical wave. What is meant by a tuning fork. Some applications of the tuning fork. Sound, a longitudinal mechanical wave. The propagation of sound through different mechanical media. The speed of sound depends on the medium in which it propagates. The propagation of sound through a solid. The propagation of sound through a liquid. The physiological qualities of sound, pitch, timbre and intensity. Sound, phenomena of interference, resonance and beat. Sound, Doppler effect. Low-pitched and high-pitched sounds. Waves in a spring. Main characteristics of waves in a long helical spring. Mechanical waves. The longitudinal pulse and the transverse pulse. The characteristics of a wave. The transport of energy in a mechanical wave. Determining the average propagation speed of a pulse in a long helical spring. The phenomenon of reflection and interference in a transverse wave in a spring and the standing wave. The phenomenon of reflection in a longitudinal pulse. Reflection and interference of incident and reflected transverse waves. The standing wave resulting from the interference between the incident and reflected waves. The antinodes and nodes of the standing wave. Vibrational speed and propagation speed. Mechanical waves on strings. The standing wave on a string. What is a wave pulse, longitudinal pulse, and transverse pulse? The standing wave resulting from the interference between the waves, incident wave and reflected wave. The antinodes, nodes, and amplitude of the standing wave. Reflection and interference of transverse waves, incident wave and reflected wave. Resonance patterns, harmonics. Propagation speed. Producing waves on strings, transverse waves, and verifying frequencies. Comparing standing waves on an elastic string at different tensions. Activating the wave generator and verifying harmonic frequencies. The standing wave on a composite string. Linear density. The influence of the tension applied to a vibrating string on the wave frequency, etc.
Physics, wave motion, mechanical waves, propagation media (air, springs and strings), longitudinal waves, transverse waves, standing waves, beats, sound.