Speed of Sound
Physics ⇒ Waves and Sound
Speed of Sound starts at 8 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Speed of Sound.
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See sample questions for grade 8
A person shouts across a canyon and hears the echo 4 seconds later. If the speed of sound is 340 m/s, how far away is the canyon wall?
A sound wave takes 0.5 seconds to travel 170 meters. What is the speed of sound?
A sound wave travels 1029 meters in 3 seconds. What is its speed?
A sound wave travels 2550 meters in 1.7 seconds. What is the speed of sound in this case?
A thunderstorm is 1,715 meters away. If the speed of sound is 343 m/s, how many seconds after you see the lightning will you hear the thunder?
Calculate the time it takes for sound to travel 686 meters in air at 20°C.
Describe how elasticity of a medium affects the speed of sound.
Describe how the density of a medium affects the speed of sound.
Describe what happens to the speed of sound as altitude increases in the atmosphere.
Describe what would happen to the speed of sound if the air became much denser but the temperature stayed the same.
Explain why sound cannot travel through outer space.
Explain why sound travels faster in solids than in gases.
Explain why sound travels slower in gases than in liquids.
Explain why the speed of sound is different in different materials.
If a sound wave travels 1700 meters in 1 second in a certain medium, what is the speed of sound in that medium?
If the speed of sound in a medium is 1500 m/s and a sound wave takes 2 seconds to travel, what distance does it cover?
If the temperature of air increases, what happens to the speed of sound?
What is the speed of sound in dry air at 20°C?
Which travels faster: sound or light?
