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Waves
Review for wave test
| Question | Answer |
|---|---|
| Playing a guitar, dropping a brick in water, and playing drums all make | vibrations |
| The part of the ear that sends signals to the brain is the | cochlea |
| Earthquakes create ______________ waves | seismic |
| All waves transmit | energy |
| A light wave is both a | transverse and longitudinal wave |
| The distance between 2 crests or 2 troughs is a | wavelength |
| 3 bones in the middle ear are: | hammer, stirrup, and anvil |
| A substance through which sound travels is a | medium |
| Number of waves produced in a given amount of time is the | frequency |
| Needs a medium to travel through | mechanical wave |
| The Doppler effect is: | The change in pitch (frequency) as a sound gets closer to you. |
| A sound wave is a _______________________ wave | longitudinal |
| The slower something vibrates the ___________ the pitch | lower |
| An apple is red because | the apple reflects red light |
| Sound travels fastest in | solids |
| Decibels are used to measure | loudness |
| What are 2 parts of the outer ear? | pinna and ear canal |
| _______________ waves can pass through a vacuum | electromagnetic |
| A tone with lower pitch also has lower | frequency |
| Light is bent as it passes from the air into the water of a fish bowl. This is called | refraction |
| Transverse waves have | crests and troughs |
| Longitudinal waves have | compression and rarefactions |
| The part on the electromagnetic spectrum that human eyes can see is called | visible light |
| Different wavelengths are seen in different | colors |
| Regions is a sound wave where particles are farthest apart are called | rarefactions |