3 Waves and quantum behaviour

Practice questions on Waves and quantum behaviour

• A physicist is studying the photoelectric effect using a clean caesium metal surface. They… (5 marks, Explain)
• A student sends a wave along a rope by moving one end up and down repeatedly. Describe the… (5 marks, Describe)
• A guitar string vibrates and produces a sound wave that travels through the air. Explain w… (5 marks, Explain)
• A student shines ultraviolet light onto a negatively charged metal plate. The plate loses … (5 marks, Explain)
• A student is investigating the emission of electrons from a metal surface. They find that … (5 marks, Explain)
• A wave travels along the surface of water in a ripple tank. Explain what is meant by the t… (5 marks, Explain)
• A scientist is investigating the wave and particle properties of electrons. When a beam of… (5 marks, Explain)
• Explain why increasing the intensity of light does not cause photoelectric emission from a… (5 marks, Explain)
• A radio station broadcasts signals using electromagnetic waves. Explain what is meant by t… (5 marks, Explain)
• A sound wave travels through air from a loudspeaker to a listener. Explain what is meant b… (5 marks, Explain)