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WorksheetsRetake Quiz
Total questions: 20
Worksheet time: 11mins
What is a wave?
A type of sound
A disturbance that carries energy
A form of light
A solid object
Which type of wave requires a medium to propagate?
Electromagnetic wave
Mechanical wave
Transverse wave
Longitudinal wave
What is an example of a mechanical wave?
Light
Sound
X-rays
Radio waves
What type of wave moves at right angles to the direction of the wave?
Transverse wave
Mechanical wave
Electromagnetic wave
Longitudinal wave
What is the unit of frequency?
Newton (N)
Hertz (Hz)
Decibel (dB)
Joule (J)
What is the perception of sound intensity called?
Timbre
Loudness
Pitch
Echo
What is the term for sound waves below 20 Hz?
Ultrasonic
Infrasonic
Human Audio Frequency
Transverse
What describes the quality of sound?
Frequency
Loudness
Timbre
Pitch
What happens to sound when it encounters a barrier?
It reflects
It disappears
It amplifies
It refracts
What is the bending of sound waves called?
Diffraction
Doppler effect
Refraction
Reflection
What is the change in frequency of a sound wave due to a moving source called?
Reflection
Doppler effect
Refraction
Diffraction
Which medium does sound travel fastest through?
Solid
Vacuum
Liquid
Gas
What is the unit used to measure sound intensity?
Joule (J)
Decibel (dB)
Watt (W)
Hertz (Hz)
What type of wave moves back and forth in the same direction as the wave?
Electromagnetic wave
Transverse wave
Longitudinal wave
Mechanical wave
What is an echo?
A type of sound wave
A sound that travels in a vacuum
A repeated sound caused by reflection
A sound with high frequency
Which EM wave has the highest energy?
X-ray
Radiowaves
Visible Light
Ultraviolet Rays
Which EM wave has the lowest energy?
Gamma Rays
Radiowaves
Visible Light
Ultraviolet Rays
What type of heat transfer requires direct contact to transfer heat?
Conduction
Radiation
Convection
What type of heat transfer does not requires direct contact to transfer heat?
Conduction
Radiation
Convection
The process of heat transfer in fluids, where warmer air or liquid rises and (a) air or liquid sinks, is called convection.
