Effect of temperature to the speed of Sound eval (ctto)

An object that does not vibrate cannot produce what?

• Electrity

• Heat

• Light

• Sound

Which medium will sound travels the fastest?

• Gas

• Liquid

• Solid

• Vacuum

Which of the following statements BEST explains why you can hear noises long distance at night?

• There are fewer other noises at night.

• Water conducts sound better at night.

• Sound bounces off water better at night.

• Sound waves are bent towards the cool air.

Which of the following is TRUE about the effect of temperature to the rate of how sound travels?

• Warmer temperature increases the speed of sound.

• Temperature decreases the speed of sound

• Warmer particles move at a slower rate.

• Warmer particles move at a constant rate.

Which happens to sound when temperature decreases? As temperature decreases:

• Particles vibrate quickly, sound travels fast.

• Particles vibrate slowly, sound travels slow.

• As the temperature decreases, particles vibrate slowly, sound travels fast.

• As the temperature decreases, particles vibrate quickly, sound travels slow.

Sound is caused by....

• Molecules

• People

• Vibrations

• Space

Sound does not travel in space because

• Space is too far away

• Space is the final frontier

• There is no matter in space

• Space has planets

What happens to the speed of sound in air on a humid day?

• It increases slightly on a humid day

• It decreases considerably on a humid day

• Sound cannot travel when the air is extremely humid

What happens to the velocity of sound as the temperature increases?

• Velocity becomes speed

• The velocity increases

• The velocity decreases

What does sound need in order to travel?

• Light

• Matter

• Vacuum

• Fuel