Exploring Rational Expressions in Chapter 14, Section 2

What is the primary way waves transfer energy?

• Through electromagnetic fields

• Through direct contact

• By transferring matter

• Without transferring matter

Which medium is NOT required for mechanical waves?

• Rope

• Air

• Water

• Vacuum

What type of wave vibrates perpendicular to its motion direction?

• Transverse wave

• Longitudinal wave

• Surface wave

• Sound wave

Which characteristic of a wave is described as the maximum displacement from its rest position?

• Frequency

• Amplitude

• Speed

• Wavelength

What does the Greek letter lambda (λ) represent in wave mechanics?

• Speed

• Frequency

• Amplitude

• Wavelength

How is the speed of a wave calculated?

• Frequency multiplied by wavelength

• Amplitude divided by period

• Displacement divided by time interval

• Wavelength divided by frequency

What happens to the energy transfer rate when the amplitude of a wave is doubled?

• It quadruples

• It doubles

• It remains the same

• It halves

What unit is used to measure the frequency of a wave?

• Joule

• Newton

• Hertz

• Meters per second

If the frequency of a wave is increased, what happens to the wavelength?

• It increases

• It becomes zero

• It decreases

• It stays the same

In the example given, what was the speed of the sound wave calculated to be?

• 192 meters per second

• 337 meters per second

• 440 meters per second

• 343 meters per second