Vocabulary
What is the distance between two corresponding parts of a wave such as the distance between two crests?
wavelength
What is the transfer of energy from a wave to a material that it encounters?
absorption
What is the bending or spreading of waves as they move around a barrier or pass through an opening?
diffraction
True
What is the tight, compressed part of a longitudinal wave called?
compression
What is a disturbance that transfers energy from place to place?
wave
What is the bouncing back of an object or a wave when it hits a surface through which it cannot pass?
Reflection
What is the number of complete waves that pass a given point in a certain amount of time?
frequency
What is not an example of an electromagnetic wave?
Sound
What is the highest point on a transverse wave?
crest
What is the bending of waves as they enter a new medium at an angle, caused by a change in speed?
refraction
mechanical wave
What is a wave that moves the medium in a direction parallel to the direction in which the wave travels?
longitudinal wave
A waves energy in measured in units called what?
Joules
amplitude
What is the increase in the amplitude of a vibration that occurs when external vibrations match an object's natural frequency?
resonance
electromagnetic radiation
Frequency is measured in units called what?
What is the lowest point on a transverse wave?
Trough
What is the interaction between waves that meet?
interference
What is a wave that appears to stand in one place, even though it is two waves interfering as they pass through each other?
standing wave
What is the heigh of a transverse wave from the rest position to the crest or trough?
amplitude
What is the combination of transverse and longitudinal waves called?
Surface Waves
What is the loose, spaced apart section of a longitudinal wave called?