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Crave the Wave
Wave Energy Vocab
| Term | Definition |
|---|---|
| Mechanical Wave | A disturbance or vibration that travels through a medium or space, carrying energy without causing permanent displacement of matter. |
| amplitude | distance between the waves high point (crest) or low point (trough) and the resting point (middle) of the wave |
| frequency | Number of waves that pass a fixed point in a given amount of time. (hertz) |
| wavelength | measured from a point on one wave to the same point on the next wave (meters) |
| crest | high point of a wave |
| trough | low point of a wave |
| transverse wave | Up and down wave, moves forward (perpendicular) in the direction the wave is traveling (water, light, and radio waves |
| longitudinal wave | Wave moves parallel to the source, forward and backward (sound) |
| compression | Point where particles are crowded together in a longitudinal wave (high pressure) |
| rarefaction | Part of a longitudinal wave where particles are spread further apart (low pressure) |
| Reflection | The process by which a wave bounces back after striking a surface or boundary |
| Refraction | The bending of a wave as it passes from one medium to another due to a change in its speed |
| Diffraction | The spreading out of waves as they encounter an obstacle or pass through an opening |
| Interference | The interaction of two or more waves that results in their combining or canceling each other (colliding) constructive vs. destructive |
| resonance | The phenomenon in which an object vibrates at its natural frequency when exposed to a wave with the same frequency |
| Electromagnetic wave | wave that can travel through a vacuum (empty space) and does not require a medium. |
| Electromagnetic spectrum | The range of all possible frequencies of electromagnetic waves, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays |
| sound wave | Wave that is created by vibrating objects and requires a medium, such as air or water, for transmission. It carries energy through compressions and rarefactions of the medium. |
| visible light wave | A visible wave of the electromagnetic spectrum that travels in straight lines and can be reflected, refracted, and diffracted. ROYGBIV |
| transmission | Light waves passing through a transparent glass window are an example of this. |
| transparent | A material allows light to pass through it without scattering, making objects clearly visible on the other side. |
| translucent | A material allows some light to pass through, but scatters and diffuses it, making objects appear blurry or hazy. |
| opaque | A material does not allow any light to pass through it, blocking the view of objects on the other side. |
| oscillation | an up-and-down or back-and-forth motion |
| wave speed | Time it takes a wave to move from one point to another. |
| law of reflection | Waves get reflected in a particular way... at the same angle as the angle it moved towards the barrier |