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WorksheetsRefraction
Total questions: 37
Worksheet time: 8mins
The bending of a wave as it passes at an angle from one medium to another is called?
Convex Lens
Refraction
Concave Lens
Reflection
Which of the following happens when the medium in which a wave is traveling changes?
Reflection
Illumination
Refraction
Rarefaction
Light bends when it enters a medium of different density as the _______ of the wave changes
Strength
Size
Speed
Frequency
Refraction is the bending of a wave as it passes from one _________ into another.
glass
medium
area
boundary
What is this called?
refraction
reflection
rarefaction
retraction
The point where the rays meet is known as....
Focal length
Focal point
refraction
Plane of the lens
Distance between the lens and focal point is called?
Focal Point
Focal Length
Point at which light beams cross after passing through a lens is called?
Focal Point
Focal Length
The _________ of light changes when light is refracted because the medium changes.
frequency
medium
speed
transparency
When light passes from one medium into another medium in which its speed is higher
it is bent toward the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
When light passes from one medium into another medium in which its speed is lower
it is bent towards the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
When a light ray moves from air into glass, which has a higher density, its path is
bent towards the normal
bent away from the normal
parallel to the normal
not bent
The bending of a wave as it passes at an angle from one medium to another is called?
Reflection
Refraction
Rarefaction
How does the density of glass compare to the density of air?
Equal
Glass has a greater density.
Air has a greater density.
Impossible to say
When light passes into a medium in which it travels faster, the light will refract ____________ the normal. When light passes into a medium in which it travels slower, light will refract ___________ the normal.
away from; toward
away from; away from
toward; toward
toward; away from
When light passes at an angle from a less dense material into a denser medium it will bend ____________ the normal line.
toward
away from
along
When light passes at an angle from a denser medium into a less dense medium it will bend ____________ the normal line.
toward
away from
along
In the figure, is the light ray bending toward the normal line or way from it? (Note: the normal line isn't drawn.)
toward the normal line
away from the normal line
In the figure, is the light ray bending toward the normal line or way from it? (Note: the normal line isn't drawn.)
toward the normal line
away from the normal line
Which of the following happens when the medium in which a wave is traveling changes?
Reflection
Rarefaction
Refraction
Absorption
When light passes at an angle to the normal from one medium into another medium in which its speed is higher
it is bent toward the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
When light passes at an angle to the normal from one medium into another medium in which its speed is lower
it is bent towards the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
This is an image of a __________
Concave lens
Bi-convex lens
Convex lens
Bi-convex lens
This is an image of a _____________
Bi-Convex lens
Bi-Concave lens
Convex lens
Concave lens
The light entering the perspex block is called the ___________
Reflected ray
Incident ray
Refracted ray
Emergent ray
The light travelling through the block is called the
Incident ray
Reflected ray
Refracted ray
A Bi-concave lens is what type of lens?
Converging lens
Diverging lens
A Bi-convex lens is what type of lens?
Converging lens
Diverging lens
Light travelling from air to glass
Bends towards the normal
Bends away from the normal
Bends along the normal
Doesn't bend
Light travelling from glass to air
Bends towards the normal
Bends away from the normal
Bends along the normal
Doesn't bend
