Phys 11 Waves (1) - Vibrations

The middle point of a vibration is called the

• equilibrium position

• halfway point

• vibration point

• middle position

The material through which a wave travels is called the

• Material

• Medium

• Liquid

• Layer

True or false: waves do work on objects

• True

• False

An elastic medium is one that

• Is very stretchy

• Returns to its original shape

• Is soft

• Changes shape after a wave passes

Which state of matter is the most effective at transmitting waves?

• Solid

• Liquid

• Gas

• Plasma

A wave where the particles move perpendicular to the direction of energy travel is a ___ wave

• Elastic

• Longitudinal

• Transverse

• Fast

A wave where the particles move parallel to the direction of energy travel is a ___ wave

• Elastic

• Longitudinal

• Transverse

• Fast

Sound is an example of a ___ wave

• Elastic

• Longitudinal

• Transverse

• Fast

A single wave or disturbance is a

• Waveform

• Pulse

• Trough

• Crest

Areas of a wave where particles are more spread out than normal are called

• Troughs

• Crests

• Compressions

• Rarefactions