Sound Waves

Sound waves travel as _________ waves

• transverse

• electromagnetic

• longitudinal

• surface

Sound is made when a source of energy forces he matter to _____

• shake

• vibrate

• move

• stay still

A back-and-forth motion causing particles to move closer together causes a _________

• rarefaction

• surface wave

• transverse wave

• compression

A rarefaction is created when particles move _____

• together

• closer

• under

• apart

Sound waves CANNOT travel through which of these?

• paper

• milk

• outer space

• hydrogen

In which of these types of media will sound travel through fastest?

• solid

• liquid

• gas

• vacuum

The elasticity of a substance describes how fast or slow its particles bounce back-and-forth as ______ move through the object

• vibrations

• chemicals

• electrons

• surface waves

Which physical property of a medium is defined by how close the particles of the substance are to each other?

• elasticity

• temperature

• density

• amplitude

Which temperature causes sound to travel more slowly?

• hot

• cold

Which of these is not a property of a sound wave?

• intensity

• elasticity

• loudness

• pitch