Speed of Sound Worksheet
Explore the concept of the speed of sound, including how it travels through different mediums and factors affecting its speed.
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Speed of Sound Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculation problems.
1. Through which medium does sound travel fastest?
Air
Water
Solid steel
Vacuum
2. What is the approximate speed of sound in air at room temperature?
343 m/s
1500 m/s
5100 m/s
300,000 km/s
3. Sound waves are waves, meaning they require a medium to travel.
4. The speed of sound increases as the of the medium increases.
5. Sound travels faster in and liquids than in gases because particles are closer together.
6. Explain why you can hear a train approaching sooner by putting your ear to the rail than by listening for the sound in the air.
7. What happens to the speed of sound if the temperature of the air decreases?
8. Observe the diagram below showing sound waves. Which part of the wave represents a compression and which represents a rarefaction?
9. Sound can travel through outer space.
True
False
10. The speed of sound is constant in all materials.
True
False
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