3.2 Longitudinal and transverse waves

• What is the direction of particle displacement in longitudinal waves relative to wave propagation?

  Parallel
• Compressions in longitudinal waves occur in regions of high density.


  True
• Order the following types of longitudinal waves based on their medium of propagation:

  1️⃣ Sound Waves (air)

  2️⃣ Sound Waves (water)

  3️⃣ Sound Waves (solid)

  4️⃣ Seismic P-waves (Earth)
• In transverse waves, particles move up and down to create crests and troughs.

  True
• Match the type of wave with its direction of propagation:

  Longitudinal ↔️ Parallel to particle movement

  Transverse ↔️ Perpendicular to particle movement
• In a longitudinal wave, particles move back and forth in the same direction as the wave travels
• In longitudinal waves, particle movement is parallel to the direction of wave propagation.


  True
• What are the regions of high and low pressure called in sound waves?

  Compression and rarefaction
• Match the wave type with its particle movement:

  Transverse waves ↔️ Perpendicular

  Longitudinal waves ↔️ Parallel
• In transverse waves, the direction of particle oscillation is perpendicular to the direction of wave propagation
• What type of wave are light waves?

  Transverse
• Arrange the following wave features based on whether they relate to longitudinal or transverse waves:

  1️⃣ Parallel particle motion

  2️⃣ Compression and rarefaction

  3️⃣ Perpendicular particle motion

  4️⃣ Crests and troughs
• In longitudinal waves, the direction of particle oscillation is parallel to the direction of wave propagation
• Longitudinal waves create alternating regions of high and low density
• What is the defining characteristic of longitudinal waves?

  Parallel particle oscillation
• In sound waves, compression refers to regions of high pressure
• In transverse waves, particles oscillate parallel to wave propagation.

  False
• Order the following characteristics of waves based on type:

  1️⃣ Transverse waves: Perpendicular particle movement

  2️⃣ Longitudinal waves: Parallel particle movement
• Transverse waves can travel through gases.

  False
• Match the wave type with its defining properties:

  Longitudinal Waves ↔️ Parallel particle movement

  Transverse Waves ↔️ Perpendicular particle movement
• Sound waves traveling through air are an example of a longitudinal wave.


  True
• What oscillates perpendicularly to the direction of propagation in light waves?

  Electric and magnetic fields
• In longitudinal waves, the direction of particle oscillation is parallel to the direction of wave propagation
• Match the type of wave with its particle movement:

  Longitudinal ↔️ Parallel

  Transverse ↔️ Perpendicular
• What is the direction of particle displacement in transverse waves relative to wave propagation?

  Perpendicular
• What is an example of a longitudinal wave that involves pressure variations in air?

  Sound waves
• How does particle movement in longitudinal waves compare to transverse waves?

  Parallel vs. perpendicular
• Longitudinal waves are characterized by particles oscillating parallel to the wave's direction of propagation
• Seismic P-waves are an example of longitudinal waves.

  True
• What is an example of a transverse wave in nature?

  Water waves
• Crests and troughs are characteristic of transverse waves.


  True
• Light waves are electromagnetic radiation traveling in a transverse wave pattern
• Longitudinal waves propagate through compressions and rarefactions.

  True
• What are the regions of high and low density called in a longitudinal wave?

  Compression and rarefaction
• Sound waves are an example of longitudinal waves.


  True
• Match the type of longitudinal wave with its description:

  Sound Waves ↔️ Pressure variations in a medium

  Seismic P-waves ↔️ Compression and expansion in Earth
• What is the primary difference between transverse and longitudinal waves?

  Direction of particle vibration
• Transverse waves propagate energy without transferring matter
• In transverse waves, particles move up and down, forming crests and troughs.


  True
• What are the two main types of wave structure in waves?

  Compressions/rarefactions and crests/troughs