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6th: Sound Mid-unit
CMS Mid-unit Sound Test 6th Grade
Question | Answer |
---|---|
When a force is applied to an instrument what is being transferred? | Energy |
When the frequency of a wave decreases, what will increase? | Wavelength |
Changing the amplitude of a sound waves changes the what? | The loudness of the sound |
The top of the wave is called the _____ | crest |
The bottom of the wave is called the _____ | Trough |
The height of the wave is called the _____ | amplitude |
The distance between two identical places on a wave is called the _____ | wavelength |
The material a wave moves through is called a _____ | medium |
What is a push or pull? | Force |
What is the number of wave crests that pass a point in one second? | Frequency |
What is when something vibrates and sends waves of energy into our ears? | Sound Waves |
What type of energy does an object in motion have? | Kinetic |
When particles of the sound wave are squeezed together is called ________ | Compression |
When particles of the sound wave are spread apart is called _____ | Rarefaction |
What mediums can sound travel through? | Solid, liquid, and gas |
What type of waves are sound waves? | Longitudinal |
Sound waves are produced when an object _____ | vibrates |
When a received frequency is different than the sent frequency because of a change in motion or distance is called _________ | Doppler Effect |