Waves and Their Properties Quiz

What does a higher amplitude in a wave indicate?

• Lower energy
• Higher energy
• No change in energy
• Increased frequency

Which of the following best describes a wavefront?

• A point of maximum amplitude
• An imaginary line connecting points in the same phase
• The distance between two consecutive peaks
• The time taken for one complete wave

If a wave has a frequency of 10 Hz, how many waves pass a point in 5 seconds?

• 5 waves
• 10 waves
• 50 waves
• 100 waves

What is the wavelength of a wave if the distance between two consecutive peaks is 2 meters?

• 1 meter
• 2 meters
• 4 meters
• 0.5 meters

Which of the following statements is true about transverse waves?

• Particles move parallel to wave direction
• Particles move perpendicular to wave direction
• They only occur in water
• They cannot carry energy

In longitudinal waves, what are the areas where particles are close together called?

• Troughs
• Peaks
• Compressions
• Rarefactions

What happens to the frequency of a sound wave as the source moves towards an observer?

• It decreases
• It increases
• It remains constant
• It becomes zero

According to the law of reflection, what is true about the angle of incidence and the angle of reflection?

• They are always equal
• They are always different
• They depend on the wave type
• They are irrelevant

What occurs during the refraction of waves?

• Waves bounce off a surface
• Waves change speed and direction
• Waves lose energy
• Waves become invisible

When light enters a denser medium, what happens to its speed?

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