Properties of sound waves

What do sound waves need to travel through?

• a medium

• a light

• a wave

• a vacuum

Sound waves can travel through all of the following EXCEPT

• a vacuum (empty space)

• air

• water

• steel

What is sound?

• Vibrations caused in the vacuum of space

• Vibrations of matter

• A transverse wave

• A type of electromagnetic wave

The measure of how high or low a sound is:

• the intensity

• the size of the wavelength

• how loud or soft a sound is

• the pitch

Sound moves in a _________.

• Transverse wave
• Longitudinal wave

List the order of mediums through which sound travels from fastest to slowest.

• Liquid, Gas, Solid

• Gas, Solid, Liquid

• Solid, Liquid, Gas

• Solid, Gas, Liquid

Sound is the .............

• vibration of particles in a vacuum.

• vibration of particles in gases only.

• vibration of particles in all states of matter.

• vibration of particles in liquids only.

What is the name given to a space in which there is no matter or in which the pressure is so low that any particles in the space do not affect any processes being carried on there?

• Medium

• Solid

• Liquid

• Vacuum

Sound travels fastest through solids because .......

• the particles in a solid are rolling around each other but still bonded together.

• the particles in a solid are further apart and not bonded at all

• the particles in a solid are packed and bonded very tightly.