5 Fields and oscillations

Practice questions on Fields and oscillations

• A mass is attached to a spring and set into simple harmonic motion by pulling the mass dow… (5 marks, Describe)
• A child on a playground swing moves back and forth in simple harmonic motion. Describe the… (5 marks, Describe)
• A pendulum clock keeps accurate time because its pendulum swings in simple harmonic motion… (5 marks, Explain)
• A guitar string is plucked and vibrates in simple harmonic motion. Explain what is meant b… (5 marks, Explain)
• Sonar and foetal scanning both use ultrasound waves. Explain why ultrasound waves are used… (5 marks, Explain)
• Doctors use ultrasound waves to carry out foetal scanning. Explain how ultrasound waves ar… (5 marks, Explain)
• Earthquakes produce two types of seismic wave: P-waves and S-waves. Describe the differenc… (5 marks, Describe)
• Refraction occurs when a wave changes speed as it moves from one medium to another. Explai… (5 marks, Explain)
• Sonar is used by ships to detect objects beneath the surface of the water. Describe how so… (5 marks, Describe)
• Explain how sound waves are detected by the human ear and converted into signals that trav… (5 marks, Explain)
• Explain how ultrasound waves are used in sonar to determine the distance to an underwater … (5 marks, Explain)
• Explain how scientists use P-waves and S-waves produced by earthquakes to determine that t… (5 marks, Explain)
• Explain how seismic waves produced by earthquakes provide evidence for the internal struct… (5 marks, Explain)
• A student says that ultrasound waves are used in both sonar and foetal scanning because, i… (5 marks, Explain)
• A student sets up a simple pendulum and observes it swinging back and forth. Describe the … (5 marks, Describe)