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Sound Review
4th Grade Review
| Question | Answer |
|---|---|
| What causes the sounds that we hear? | Vibrations |
| Sound travels in __________. | vibrations in waves |
| Vibrations are best described as: | rapid back-and-forth movements |
| Sound can travel through which of the following mediums? | Air, Wood, Metal |
| Through which medium does sound travel the fastest? | Solid (such as metal) |
| The denser the medium, the sound will travel: | Slower |
| Which two senses can help us experience vibrations? | Hearing and touch |
| When something vibrates faster, the pitch becomes: | Higher |
| The pitch of a sound can be changed by: | Increasing the frequency of vibrations |
| What will happen if you ring a bell very quickly instead of slowly? | The pitch will be higher |
| What happens to the pitch when you tap glasses with different amounts of water? | Pitch changes based on the medium |
| A thick guitar string will produce a __________ pitch. | Lower |
| A thin guitar string will produce a __________ pitch. | Higher |
| One sound is louder than another because: | It has more vibrations |
| Sound moves like a slinky because: | It travels in waves through a medium |
| What does it mean it travels through a "medium" | Mediums are air, wood, metal, etc. |
Created by:
JPucciano22