Quiz: Wave Properties and Sound

If the speed of a wave is tripled and its wavelength is doubled, how does the new frequency compare to the original?

• It is 1/6 of the original
• It is 3/2 of the original
• It is 6 times the original
• It remains unchanged

Which of the following factors affects the speed of sound in air?

• The frequency of the sound
• The amplitude of the sound
• The temperature of the air
• The color of the sound source

What type of wave is sound classified as?

• Electromagnetic
• Mechanical
• Transverse
• Longitudinal and mechanical

If a wave's amplitude is increased, which property also increases?

• Wavelength
• Frequency
• Speed
• Energy

In the context of waves, what does the term 'medium' refer to?

• The average value of a wave's properties
• The substance through which a wave travels
• The midpoint between a wave's peak and trough
• The source of the wave

Which statement is true about the relationship between wavelength and frequency for a given wave speed?

• They are directly proportional
• They are inversely proportional
• They are independent of each other
• Their product is always constant

What happens to the wavelength of light as it passes from air into water?

• It increases
• It decreases
• It remains the same
• It becomes zero

Why does the pitch of an ambulance siren change as it passes by?

• The ambulance's speed changes
• The air temperature changes
• The relative motion between the source and observer changes
• The amplitude of the sound wave changes

If the frequency of a wave is doubled, what happens to its wavelength, assuming the speed remains constant?

• It is halved
• It is doubled
• It remains the same
• It is quadrupled

Which of the following best describes how sound travels through different mediums?

• Faster in solids than in liquids
• Slower in gases than in solids
• Faster in gases than in liquids
• All of the above