Speed of Sound

Front

What is the speed of sound in dry air at 0 degrees Celsius?

Back

About 330 meters per second.

Front

True or False: Atoms are relatively close together and respond quickly to each other's motions.

Back

True.

Front

True or False: Water is four times faster than sound.

Back

False.

Front

What moves faster and transmits sound much more quickly than heavier gases?

Back

Hydrogen/Helium.

Front

How many kilometers per second is 330 meters per second?

Back

About 1.2 kilometers per second.

Front

What is the relationship between temperature and the speed of sound?

Back

The speed of sound increases with an increase in temperature.

Front

What is the medium through which sound travels fastest?

Back

Sound travels fastest in solids.

Front

Define sound waves.

Back

Sound waves are longitudinal waves that are created by vibrating objects and travel through a medium.

Front

What is the effect of humidity on the speed of sound?

Back

The speed of sound increases with higher humidity.

Front

What is the formula to calculate the speed of sound in air?

Back

Speed of sound = 331.3 + (0.6 * temperature in Celsius) meters per second.