Sweetie's Quiz

What is E?

• Wavelength

• Speed

• Period

• Frequency

What is A?

• Compression

• Rarefaction

• Amplitude

• Wavelength

When two sound waves meet and merge together to make a larger wave?

• Constructive Interference

• Destructive Interference

• Interference

• In-phase

The maximum change in the energy of a wave is called?

• Amplitude

• Frequency

• Power

• Pressure

The word ultrasound refers to sound

• below 20,000 cycles per second

• above 20,000 cycles per second

• actually 20,000 cycles per second

If the period of a sound wave increases the frequency__ and the wavelength is __?

• Increases, decreases

• Decreases, increases

• Increases, stays the same

• Decreases, stays the same

If 4 cycles occur in 1 second, what is the frequency?

• 4 kHz

• 4 MHz

• 4 Hz

• 4 cycles per second

What happens to the period of the wave when the frequency increases?

• Increases

• Decreases

• Stays the same

How many microseconds are in 1 second?

• 1,000,00

• 1,000,000,000

• 1,000

• 100

Which of the following shows the order of the propagation speed of sound in media from lowest to highest?

• Solid (slow)

  Gas( fast)

  Liquid (fastest)

• Gas (slow)

  Solid ( fast)

  Liquid (fastest)

• Gas (slow)

  Liquid ( fast)

  Solid (fastest)

• Solid (slow)

  Liquid ( fast)

  Gas (fastest)