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WorksheetsSound Reflection
Total questions: 14
Worksheet time: 7mins
What is the temperature T° C when the velocity of sound at T₂K is twice that at T₁K?
819°C
400°C
273°C
100°C
What is the phenomenon called when sound waves bounce back into the first medium?
Absorption
Diffraction
Refraction
Reflection
What are the waves that strike the interface called?
Refracted waves
Transmitted waves
Incident waves
Reflected waves
What is the angle of incidence equal to?
Angle of refraction
Angle of reflection
Angle of diffraction
Angle of transmission
In the laws of reflection, which of the following is true?
Normal is not defined
Incident wave and reflected wave are in different planes
Reflected wave is always greater than incident wave
Incident wave and normal lie in the same plane
What is the normal in the context of sound reflection?
The angle of reflection
The angle of incidence
A perpendicular line at the point of incidence
A type of sound wave
What happens to sound waves when they strike the surface of another medium?
They are reflected
They are absorbed
They are transmitted
They disappear
What is the temperature T₁ in Kelvin?
400 K
100 K
273 K
0 K
What is the relationship between the incident wave and the reflected wave?
They are always equal
They are in the same plane
They are unrelated
They travel in opposite directions
What is the angle of reflection denoted as?
i
i'
r'
r
What is the term for the waves that bounce back from the reflecting surface?
Incident waves
Reflected waves
Transmitted waves
Absorbed waves
Which of the following is NOT a law of reflection?
The reflected wave is always greater than the incident wave
The incident wave, normal, and reflected wave lie in the same plane
The normal is a perpendicular line
The angle of incidence is equal to the angle of reflection
What is the effect of speaking in an empty room?
You hear a delay
You hear an echo
You hear a distortion
You hear nothing
What is the relationship between sound waves and light waves in terms of reflection?
Light waves reflect but sound waves do not
Sound waves do not reflect
They obey similar laws
They are completely different
