Ch. 20-22

QuizÂ by Tracy

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25 questions
• Q1
Which wave moves in a parallel direction?
light waves
transverse
ocean waves
longitudinal
30s
• Q2
What device helps to map out objects or land features on the ocean floor?
electromagnetic waves
echolocation
GPS
sonar
30s
• Q3
A repeating disturbance that carries energy is called
matter
a wave
motion
a medium
30s
• Q4
As a wavelength increases, the
frequency and pitch get lower
frequency gets higher and pitch gest lower
frequency and pitch get higher
frequency gets lower and pitch gets higher
30s
• Q5
Mechanical waves cannot travel
solids
liquids
gas
a vacuum
30s
• Q6
When the amplitude of a wave gets lower, the
volume gets lower
the pitch gets higher
the volume gets higher
the pitch gets lower
30s
• Q7
What is it called when the pitch sounds closer or further away depending on your position to the sound?
reflection
resonance
Doppler Effect
frequency
30s
• Q8
Doctors use ______________ to study internal organs in humans.
sonogram
sonar
echolocation
30s
• Q9
The number of wavelengths passing per second is called___________ and it is measured in ____________.
pitch, decibels
frequency, Hertz
pitch, Hertz
frequency, decibels
30s
• Q10
Sound waves have the highest frequency closest to its source.
false
true
30s
• Q11
When an object vibrates and causes another object to vibrate at the same frequency it is called ___________.
diffraction
resonance
reflection
pitch
30s
• Q12
Light travels slower than sound.
True
False
30s
• Q13
The angle of incidence in a light wave is the same as the angle of reflection.
True
False
30s
• Q14
What carries the least and most amount of energy in the electromagnetic spectrum?