PS Ch. 13

Energy that is detectable by the ear is called what?

• Medium

• Actuated

• Sound

• Diurnal

In order to have sound, this must be present.

• Medium

• Wattage

• Ohms

• Resistance

This is an area of high density of particles. It corresponds to a crest in a mechanical wave.

• Compression

• Rarefaction

• Trough

• Amplitude

This is an area of low particle density. It corresponds to a Trough in a mechanical wave.

• Compression

• Rarefaction

• Amplitude

• Crest

To create a sound, this must happen.

• Vibration

• Energy Creation

• Temperature Change

• An Ultraviolet ray interaction

What two things determine the speed of sound?

• Water availability and Sunlight

• Medium and Temperature

• Nuclear Changes and bonding

• A mechanical advantage and Friction

Who discovered the speed of sound?

• William Derham

• Francis Drake

• Oliver Wendel Holmes

• John Stanly

In which of these is sound going to travel the fastest in?

• Solid

• Gas

• Liquid

• Plasma

In which of these is sound going to travel fastest?

• Hot Solid

• Cold Gas

• Warm Liquid

• Plasma at any temperature

What is the speed of sound?

• 331.4 m/s

• 600 Km/h

• 100 m/h

• 225.5 mi/h