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25 questions
Which of these provides the best explanation for why the pencil appears broken?
The pencil absorbs the light rays that hit it.
Water reflects light rays away from the pencil.
Light rays are bent by the water in the glass.
The surface of the water reflects the light rays.
Caleb is sitting near the window on a sunny day. When he closes the curtain, the room becomes darker. What property of the curtain allows it to make the room darker?
The curtain absorbs light.
The curtain is brightly colored.
The curtain folds easily.
The curtain is rectangular shape.
At what point is the laser being reflected?
A
B
C
D
Light travels in straight lines until reflected by another object. Which illustration best shows the light being reflected?
Which of the following is the best example of an object absorbing light?
A black sweater in the sun.
A clean window in the sun.
A curved mirror in the sun.
A long shadow in the sun.
Light rays from any light source travel outward in all directions along a straight path until they hit something. which of the following best represents what occurs when light rays hit a glass of water?
The light rays will pass straight through from air to water.
The water absorbs the light, and it will no longer be seen.
The light rays will bend at the boundary of air and water.
The surface of the water will reflect the light off the water.
Which illustration best shows light being refracted?
Which object refracted the laser beam?
Silver locket
Picture frame
Glass marble
Notebook
What makes it possible to see an object when looking through a periscope?
It contains mirrors that reflect the object.
It magnifies small objects so they can be seen.
It absorbs the light rays passing through it.
It separates the light into different colors.
Which of the following is demonstrated when light bounces off of mirrors or shiny surfaces?
Scattering
Refraction
Absorption
Reflection
Our eyes perceive colors because of differences in which of the following properties of light?
Intensity
Wavelength
Angle
Source
Adrian is observing a piece of white paper. His eye perceives the paper to be white because his eye is receiving what kind of light?
Light in all the colors of the visible spectrum.
Light mostly at the ultraviolet end of the spectrum.
Light mostly at the infrared end of the spectrum.
Light the paper produces when heated by the Sun.
A combination of all the wavelengths with in the visible light portion of the electromagnetic spectrum will result in which of the following colors?
White
Red
Violet
Blue
Which of the following best describes the radiation our planet receives from the Sun?
All the radiation is infrared radiation.
The radiation is in many different wavelengths.
All the radiation is ultraviolet radiation.
The radiation includes all wavelengths except visible light.
What is the best description of an opaque material?
no light passes through the material
all light passes through the material
some light passes through the material
What is the best description of a transparent material?
no light passes through the material
all light passes through the material
some light passes through the material
What is the best description of a translucent material?
no light passes through the material
all light passes through the material
some light passes through the material
Which picture shows a translucent image?
Which picture shows a transparent image?
Which picture shows an opaque image?
What type of object is shown in the picture?
opaque
translucent
transparent
What type of object is the glass in the glasses considered?
opaque
translucent
transparent
What type of object is a mirror considered?
opaque
translucent
transparent
What type of object is a wood considered?
opaque
translucent
transparent
What type of object is a clear window glass considered?
opaque
translucent
transparent
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