P1.2 Sound

What do waves transfer?

• Energy or information
• Information or matter
• Energy or matter
• Only matter

What causes waves?

• Vibrations
• Chemical reactions
• Changes of state
• Physical reactions

What is the distance from the middle to the top of a wave called?

• Frequency
• Amplitude
• Wavelength
• Crest

What is the name for the number of waves that pass per second?

• Trough
• Amplitude
• Frequency
• Pitch

What is the distance from one part of a wave to the same point on the next wave?

• Frequency
• Crest
• Wavelength
• Amplitude

Which type of wave vibrates at right angles to the direction of the wave?

• Seismic
• Longitudinal
• Sound
• Transverse

Which type of wave vibrates parallel to the direction of the wave?

• Micro
• Light
• Longitudinal
• Transverse

What is the name for the parts that are close together on a longitudinal wave?

• Peaks
• Rarefactions
• Troughs
• Compressions

What is the name for when transverse or longitudinal waves bounce off a surface?

• Superpose
• Rarefaction
• Amplitude
• Reflection

When waves are put together they can either add up or cancel out. What is the name for this?

• Disperse
• Refract
• Superpose
• Reflect