Light as a Wave and a Particle (Ephesians)

Light as a Wave and a Particle

Quiz Bee

Easy and Average Round

Choose the correct answer from the choices given.

Multiple Choice

The wave-particle duality of light describes light as...

• a wave only
• a particle only
• both a wave and a particle
• neither a wave nor a particle

Multiple Choice

A wave consisting of alternating electric and magnetic energy is called...

• Gravitational Wave

• Tidal Wave

• Insular Wave

• Electromagnetic Wave

Multiple Choice

Higher energy light has a higher frequency and shorter wavelengths.

• True

• False

Multiple Choice

Which of these describes how light travels through an empty space?

• It travels straight but may change direction to avoid objects.
• It changes direction often even if there are no objects. 
• It comes to a stop after it travels a certain distance. 
• It travels in a straight line without stopping. 

Multiple Choice

The image depicts which of the following wave behaviors?

• Refraction

• Diffraction

• Constructive Interference

• Destructive Interference

Multiple Choice

Refraction of light is evidence that ___________.

• the nature of light is unknown

• light is both a particle and a wave

• light is a particle phenomenon

• light is a wave phenomenon

Multiple Choice

Interference of light is evidence that ___________.

• the nature of light is unknown

• light is both a particle and a wave

• light is a particle phenomenon

• light is a wave phenomenon

Multiple Choice

The image of the two waves depicts

• Constructive interference

• Destructive interference

Multiple Choice

What would you call this?

• Refraction

• Diffraction

• Bends

• Reflection

Multiple Choice

This image is representing what wave interaction?

• Refraction
• Diffraction
• Reflection
• Interference

Multiple Choice

_____________________ can be seen when white light is separated through a prism.

• visibility

• color

• brightness

• intensity

Multiple Choice

Infrared rays are important for

• Warming the Earth

• Providing visible light for plants

• Taking X-rays

• all of these

Multiple Choice

Which statement most accurately describes the function of a filter, such as the ones seen in the online simulation?

• A filter absorbs certain wavelengths of light, but allows other wavelengths to transmit through the filter.

• A filter refracts the light that passes through, causing the image to appear distorted.

• A filter reflects certain wavelengths of light, but allow other wavelengths to transmit through the filter.

• A filter transmits all light that passes through it.

Multiple Choice

Light must travel through a vacuum.

• YES

• NO

Multiple Choice

Which statement accurately describes what a prism does?

• A prism refracts and separates white light into the individual colors of light.

• A prism reflects white light until the individual colors of light are produced.

• A prism absorbs certain wavelengths of visible light on one side and transmits them out of the other end.

• A prism transmits light through its structure and separates white light into the individual colors of light.

Multiple Choice

Which wavelength of visible light is the shortest?

• red

• yellow

• blue

• violet

Multiple Choice

Light __ travel through a vacuum.

• can

• cannot

Multiple Choice

How are we able to perceive an object as being the color yellow?

• All colors of visible light are absorbed by an object and then yellow light is reflected into our eye.

• All colors of visible light are transmitted to an object, but only yellow light is absorbed by the object.

• All colors of visible light are transmitted to an object, but only yellow light is reflected to our eye by the object.

Multiple Choice

Does light require a medium to transmit from its source to an object?

• YES

• NO

Multiple Choice

How are we able to perceive an object as being the color white?

• All colors of visible light are absorbed by an object and then reflected into our eye.

• All colors of visible light are reflected off an object and then to our eye.

• All colors of visible light are absorbed by an object and no light is being reflected into our eye.

Multiple Choice

How are we able to perceive an object as being the color black?

• All colors of visible light are absorbed by an object and then reflected into our eye.

• All colors of visible light are reflected off an object and then to our eye.

• All colors of visible light are absorbed by an object and no light is being reflected into our eye.

Multiple Choice

Ray A represents __.

• reflection

• refraction

• transmission

• absorption

Multiple Choice

This illusion of the pencil in water is caused by __.

• reflection

• refraction

• transmission

• absorption

Multiple Choice

__ is the change in the direction of a wave that occurs as the wave changes speed when moving from one medium to another.

• Refraction

• Reflection

• Absorption

• Transmission

Multiple Choice

When light is bouncing off a surface, we say the light is __.

• refracting

• reflecting

• absorbing

• transmitting

Multiple Choice

The color that you see in an object is the color it is __.

• reflecting

• absorbing

Multiple Choice

Materials generally become warmer when light is ___.

• reflected

• refracted

• absorbed

• transmitted

Multiple Choice

Which of the following occurs as a light wave bends when it passes from one medium into another?

• constructive interference

• refraction

• destructive interference

• reflection

Multiple Choice

Ray B represents __.

• reflection

• refraction

• transmission

• absorption

Multiple Choice

Which light has the longest wavelength?

• Red

• Blue

• Violet

Multiple Choice

Which wave has the largest wavelength?

• A
• B
• C
• None (same wavelength)

Multiple Choice

The distance between two corresponding parts of a wave is its

• amplitude

• frequency

• wavelength

• velocity

Multiple Choice

A particle of light is called a photon.

• True
• False

Multiple Choice

As the frequency of an electromagnetic wave increases, the amount of energy in that wave...

• increases.
• decreases.
• stays the same.

Multiple Choice

Ray D represents __.

• reflection

• refraction

• transmission

• absorption

Multiple Choice

Which wave has a greater frequency?

• A
• B

Multiple Choice

Identify which property of light best explain the light phenomenon below.

Sky appears blue in a clear cloudless day-time.

• Scattering

• Diffraction

• Dispersion

• Interference

Multiple Choice

Identify which property of light best explain the light phenomenon below.

Rainbow is separated into component colors upon passage through water droplets.

• Scattering

• Refraction

• Diffraction

• Dispersion

Multiple Choice

Explain how we see colors.

• The color we see are the colors absorbed by the object.

• The energy with wavelengths that are too short to see is "bluer than blue".

• When light hits an object, the wavelengths change and are reflected in different direction.

• When light hits an object, some wavelengths are absorbed by that object and the color we see are those that are reflected.

Multiple Choice

What color of light do photographers usually use in dark rooms? Why?

• Yellow light since paper is not sensitive to this color.

• Regular light may be used since it won’t affect the printing.

• Red light does not cause the film to be exposed since it has low energy.

• Violet light has the highest energy which is used to give color to the pictures.

Multiple Choice

How will the velocity of light change, as it enters a denser medium?

• Light will slow down.

• There will be an increase in its speed.

• The speed of light will change in unknown value.

• The light will change its direction and bend toward the normal.

Multiple Choice

Ray C represents __.

• reflection

• refraction

• transmission

• absorption

Multiple Choice

Upon exiting a glass prism, white light is dispersed. Which color bends the most?

• Red

• Blue

• Violet

• Orange

Multiple Choice

How does the light bends as it enters from air to glass?

Multiple Choice

Compare the angle of incidence from angle of reflection in a regular reflection.

• The angle of incidence is equal to the angle of reflection.

• The angle of incidence is less than the angle of reflection.

• The angle of incidence is greater than the angle of reflection.

• The angle of incidence is never equal to the angle of reflection.

Multiple Choice

Why does light bend (refracts) when it enters from air to water?

• Light has a tendency to go in all direction.

• It enters a material with different optical density.

• Light changes its direction due to the resistivity of the material.

• The bending of light is dependent upon the conductivity of the material.

Difficult Round

Unmute your mic to answer the following questions. Each question has 100 points if answered correctly.

Why do you think that the reflected images in the convex and concave part of the spoon are different?

What property of light do you think is responsible for the formation of mirage?

Why does red laser passes more easily through a red cellophane than through a green cellophane?

Why are rain clouds dark?