WorksheetsReview: Week 2 Notes Mechanical Waves Interactions
Total questions: 25
Worksheet time: 13mins
What are 4 ways that waves interact with matter?
Reflection, Absorption, Transmission, Diffraction
Refraction, Dispersion, Polarization, Scattering
Interference, Resonance, Polarization, Scattering
Refraction, Absorption, Interference, Diffraction
What is reflection in the context of waves?
The absorption of a wave by a surface
The passing of a wave through a surface
The bouncing of a wave off a surface
The destruction of a wave at a surface
What happens to waves when they reflect?
They stop moving
They change direction
They increase in speed
They vanish
What is the relationship between the angle of incidence and the angle of reflection?
The angle of reflection is greater than the angle the wave strikes the barrier
The angle of reflection is less than the angle the wave strikes the barrier
The angle of reflection is equal to the angle the wave strikes the barrier
There is no relationship between the angle of incidence and the angle of reflection
Which of the following is an example of a sound wave reflecting?
Sound waves passing through a wall
Sound waves being absorbed by soft materials
An echo bouncing off a mountain
Sound waves being transmitted through water
What is absorption in the context of waves?
The reflection of energy by a wave off the surface of a medium
The transfer of energy by a wave to the medium through which it travels
The bending of a wave as it passes around an edge or through an opening
The creation of energy by a wave when it encounters a new medium
On what does the amount of energy absorbed by a wave depend?
The color of the wave
The temperature of the medium
The type of wave and the material in which it moves
The height of the wave
Which of the following is an example of wave absorption provided in the material?
Light being reflected by a mirror
Cell phone sound through a wall with insulation
Radio waves being transmitted through space
Water waves bouncing back from a shoreline
What is transmission in the context of waves?
The absorption of a wave by a medium
The reflection of a wave off a surface
The passage of a wave through a medium
The conversion of a wave into electrical signals
Which of the following is an example of transmission?
Sound being muffled by a wall
Sound being heard in another room
Light being blocked by curtains
Radio waves being stopped by a metal barrier
Through which states of matter can mechanical waves travel?
Solids only
Liquids only
Gases only
Liquids and gases
What is diffraction?
The reflection of a wave off a surface
The change in direction of a wave when it travels by the edge of an object or through an opening
The absorption of a wave by a material
The transmission of a wave through a medium
Which types of waves can undergo diffraction?
Only light waves
Only sound waves
Both water waves and sound waves
Only electromagnetic waves
When does diffraction occur more significantly?
When the size of the object or opening is much larger than the wavelength of the wave
When the size of the object or opening is much smaller than the wavelength of the wave
When the size of the object or opening becomes similar in size to the wavelength of the wave
Diffraction does not depend on the size of the object or opening
Which of the following is an example of diffraction?
Seeing a rainbow in the sky
Hearing sound in a hallway before entering a room
The bending of light around a corner
The echo of a sound in a mountainous area
What factors affect the speed of sound waves?
The color and shape of the material
The density and temperature of the material
The size and weight of the material
The smell and texture of the material
What happens to the speed of sound when a material (medium) is more dense?
The speed of sound decreases
The speed of sound remains the same
The speed of sound increases
The speed of sound is unpredictable
How does an increase in a gas' temperature affect the speed of sound?
It causes the speed of sound to decrease
It has no effect on the speed of sound
It causes the speed of sound to increase
It changes the direction of the sound
Based on the table provided, which material has the highest speed of sound?
Rubber
Air at 20°C
Copper
Aluminum
According to the table, how does the speed of sound in air change with an increase in temperature from 20°C to 40°C?
It decreases from 343 m/s to 355 m/s
It increases from 343 m/s to 355 m/s
It remains the same at 343 m/s
It increases from 355 m/s to 343 m/s
