WebThe wave refracts away from the normal because the wave is moving into a less dense medium. Light travels faster in air than in plastic. Sample question 3 - Higher Question. Ultrasonic waves can be safely used to examine a developing baby inside its mother's womb. Describe how ultrasound is used to produce an image of the developing baby. [3 … WebExample. A fishing boat sounds its foghorn. The echo from a nearby cliff is heard after 5 s. If the speed of sound is 340 m/s calculate the distance between the fishing boat and the cliff. Answer. Distance = speed x time. Speed = 340 m/s. Time for sound to travel to the cliff and back again = 5 s. time for sound to travel to the cliff = \(5\div ...
Wave Behavior, Definition, & Types Britannica
Web4 Oct 2024 · October 4, 2024 by George Jackson. Waves involve the transport of energy without the transport of matter. In conclusion, a wave can be described as a disturbance … WebRadar technology is considered an active remote sensing system because it actively sends a microwave pulse and senses the energy reflected back. Doppler Radar, Scatterometers, and Radar Altimeters are examples of … tivoli marina portimao booking
Wave - Types of Waves, Properties of Waves
WebHere is a list of examples of longitudinal waves:- Loudspeakers Loudspeaker comes with a woofer cone that is attached to the magnetic that results in the back and forth movement of the woofer. The magnetic force and the sound waves exert pressure in the air that is felt on the hand if you place your hand near the woofer. http://www.scienceprimer.com/types-of-waves Web15 Aug 2024 · For example, when the peak of one wave directly meets and intersects with the trough of another wave, they can cancel each other out to the point that in the example of water waves, the... tivoli menu brno