14508734
Beschreibung
Karteikarten von hanin shokri, aktualisiert more than 1 year ago
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Erstellt von hanin shokri
vor mehr als 6 Jahre
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| Frage | Antworten |
| 1. what a mexican wave | an effect resembling |
| 2. what is it an example of | a wave motion |
| 3. whats a wave motion | when the transfer of energy occurs in the form of wave but without an overall transfer of matter |
| 4.how do crickets attract female crickets | they pull harden base of one wing across the rigid base of the other wing to make sound |
| 5. from what distance can the noise be heard by female crickets | reflection absorption and diffusion |
| 6. what is sound energy | it is the vibrating of air particles which u infer as sounds |
| 7. what is frequency | the rate at which somthing occurs over a particular period of time or in a given sample |
| 8. what unit is frequency measured in | hertz |
| 9. what is wavelength | the distance between successive crest of wave especially points in a sound wave or eltromagnetic wave |
| 10. whats an echo | when sound is reflected |
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