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Waves Flashcards
| Question | Answer |
|---|---|
| What is vibration? | a repeated back-and-forth or up-and-down motion. |
| What is a medium? | the material in which the wave can travel through. |
| What is a wave? | a rhythmic disturbance that transfers energy without carrying matter. |
| What is a longitudinal wave? | particles of matter in the medium vibrate by pushing together and moving apart parallel to the direction in which the wave travels. |
| What is compression? | the place on the wave that particles are pushed together. |
| What is rarefaction? | the place on the wave that particles are further apart. |
| What are transverse waves? | waves in which the particles of matter in the medium vibrate by moving back and forth and are perpendicular to the direction the wave travels. |
| What is the crest? | the highest point in a transverse wave. |
| What is the trough? | the lowest point in a transverse wave. |
| What is amplitude? | measure of the distance between the resting point and a crest or trough. |
| What is the wavelength? | a measure of the distance from the crest of a wave to the crest of the very next wave. |
| What is frequency? | a measure of how many waves pass a point in a certain amount of time. |
| What is speed? | a measure of the distance a wave travels in an amount of time. |