Type
Crossword
Description

This crossword contains the following questions and answers:

an object that reflects all the light that lands on it mirror
a word that desribes an object that does not allow light to pass through opaque
the thinnest peice of light lightray
occurs when light rays bounce off an object reflection
occurs when light rays travel from one medium to another refraction
an imaginary line at right angles to the mirror normal
a surface that curves like the exterior or a circle ( inwards ) concave
a surface that curves like the exterior of a circle ( outwards ) convex
light hitting a mirror incidentray
light bouncing off a mirror reflectionray
a form of energy light
a word that describes an object that light energy passes through transparent
occurs when light is taken into anbject absorption

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Waves Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

occurs when a wave bounces back after striking an object reflection
the point on the axis of a mirror lens throughwhich all incident light rays are focused focal point
maximum distance the wave vibrates from the rest position amplitude
the distance between the adjacent crests or compressions in a series of waves wavelength
result of more moves overlapping interference
curved transparent object that forms an image by refracting light lense
any disturbance that transmits energy through matter or space wave
bending waves around a barrier or through an opening diffraction
image through which light does not actually pass virtualimage
image through which light passes realimage
lens that is thicker in the middle than the edges convexlense
speed at whcih a wave travels wavespeed
the distance between a mirror lense through which all incident parallel rays are focused focallength
mirror that is curved outward convexmirror
mirror that is curved inward concavemirror
mirror with a flat surface planemirror
matter through which visible light is easily transmitted transparent
matter that transmits light but also scatters the light as it passes through matter translucent
number of waves produced in a given amount of time frequency
wave that forms from a stationary pattern in which portions of the waveare at rest position standingwave

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Reflection and Mirrors Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a source of light rays object
combination of points produce by light rays from an object image
straight Line perpindicular to a spherical mirror that divides it in half principal axis
Diverging light rays produce this virtual image
light rays are reflected in parallel specular reflection
flat smooth surface from which light is reflected plane mirror
The scattering of light off arough surface diffuse reflection
The reflective surface has edges that curve toward the observer concave mirror
incident light rays that are parallel to the principal axis converge after reflecting from the mirror focal point
reflective surface that has edges that curve away fro the obsever convex mirror
formed by the converging of light rays real image

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Different Lenses Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

curved surface that bends light by refraction lens
diverging lens convex
converging lens concave
point which all incident rays pass through focal point
light strikes a surface and comes back at a different angle reflection
bending of light rays refraction
path of a light ray optical axis
light striking a non-shiny surface diffuse reflection
a dispersive object prism
distance between object and ooptical element object distance
a lens to see outerspace telescope
a mirror or shiny surface creates this specular reflection
window glass transparent
frosted glass translucent
painted glass opaque
angle between incident ray and normal angle of incidence
angle between reflected light and normal angle of reflection
the angle of incidence equals the angle of reflection law of reflection
an illusion created by light image
distance between the lens and focal point focal length

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Light and Optics Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Light is a form of Energy
Light travels in __________ lines straight
Light traveling at an angle from one medium to another is called refraction
Light changing direction when contacting a surface is known as reflection
Rays reflected in parallel form a ___________ reflection regular
Rays reflected in a scattered patter form a _______________ reflection Diffuse
Materials that do not allow any light to pass through it Opaque
materials that allow some light to pass through them translucent
Materials that allow all light to pass through them transparent
electricity traveling through a filament incandescent
electricity running through a glass tube filled with gas fluorescent
Species that create their own light using a chemical reaction bioluminescent
energy stored in cells and released later phosphorescent
Objects that produce their own light luminous
Objects that do not produce their own light nonluminous
produces light without wasting energy as heat energyefficient
a mirror that curves inwards concave
a mirror the curves outwards convex
a flat mirror plane
angle of ________________= angle of reflection incidence

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Lights and Shadows Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

to glow or to give off light at low temperatures, as in fireflies Luminescent
a material that does not let any light pass through Opaque
nature's display of the spectrum of colours produced by the dispersion of colours as light passes through droplets of water falling through the sky during a rainstorm Rainbow
to bounce off a surface, as in light bouncing off a mirror. Reflect
the bending of a light ray as it passes from one medium to another Refraction
a dark image or figure cast on the ground or some surface by an object blocking incoming light Shadow
a material that allows some light to pass through but scatters the light in the process so that images are not clear (i.e. frosted glass) Translucent
a material that lets light pass through it so that objects can be seen clearly on the other side Transparent
a three-sided length of glass. Light passing through it is refracted separating the colour of white light into a spectrum of colours. Prism
a form of energy that is emitted by the sun or by a chemical reaction to which the eye is sensitive. Light

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light Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the sun produces this so we are able to see Light
bouncing waves off any surface Reflection
ghosts have this affect Transparent
you can see directly through it Translucent
no light is able to pass through Opaque
the way light tends to travel Transmission
transfer of energy by wave Absorption
the way light works Law of reflection
smooth shiny surface that light reflects off of Regular reflection
reflection from a rough surface Diffuse reflection
curved mirror Concave mirror
light rays are parallel to optical axis Focal point
distance along optical axis Focal length
mirror that curves outward Convex mirror
a waves change in course Refraction

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Optics Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A type of optical telescope that uses a lens as its objective to form an image. refracting
Is an optical telescope which uses curved mirrors that reflect light and form an image. reflecting
The _____lens in a telescope focuses the light to a point in front of the eyepiece. objective
Another word for nearsightedness myopia
Images are formed behind the retina, not on it, and this causes close-up images to be blurry. hyperopia
The most common cause of blindness cataracts
The pupil gets____in bright light. smaller
The aqueous humour is the ____fluid, that fills the front part of the eyeball. clear
The ___ spot is where the optic nerve leaves the retina. blind
The coloured part of the eye. iris
The _____body is a circular muscle that enables the lens to change shape for focusing. ciliary
The _____is a layer of blood vessels that nourishes the eye. choroid
With refraction of light no image is formed when the object is at the_____point. focal
A lens that makes light rays come together is called a _____lens. convex
These lenses make light spread apart. concave
A _____and dark-coloured surface will absorb light the most. rough
Concave mirrors are also called _________mirrors converging
Your image will be upright, but much smaller than what you normally see in this kind of mirror. plane
The ability to let light rays in. transparent
Light can partially get through.. translucent
Allows no light to get through. Opaque
,Light can travel in a straight line just like _____. waves
When the sunlight passes from the air through rain droplets before reaching your eyes, what is this called? dispersion
Different _______of light have different wavelengths. colours
Where does the energy of the electromagnetic spectrum come from? sun
,As the wavelength gets shorter, both the frequency and energy _______. increase
Which rays are the highest forms of electromagnetic radiation? gamma
Waves where the particles of the medium vibrate with an up and down motion. transverse
What is the branch of science called that deals with the study of waves that travel through the Earth? seismology
What kind of wave can you see on the water on a windy day? surface

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WAVES CROSSWORD

Type
Crossword
Description

This crossword contains the following questions and answers:

A DISTURBANCE THAT TRANSFERS ENERGY FROM ONE PLACE TO ANOTHER WITHOUT TRANSFERRING MATTER WAVE
A WAVE THAT CAN ONLY TRAVEL THROUGH MATTER MECHANICAL WAVE
A MATERIAL IN WHICH WAVE TRAVEL MEDIUM
THE HIGHEST POINT ON A TRANSVERSE WAVE CREST
THE LOWEST POINT OF A TRANSVERSE WAVE TROUGH
A TRANSVERSE WAVE THAT CAN TRAVEL THROUGH EMPTY SPACE AND MATTER ELECTROMAGNETIC WAVE
THE MAXIMUM DISTANCE A WAVE FROM ITS REST POSITION AMPLITUDE
THE DISTANCE BETWEEN ONE POINT ON A WAVE FIND THE NEAREST POINT JUST LIKE IT WAVELENGTH
THE NUMBER OF WAVELENGTHS THAT PASS BY A POINT EACH SECOND FREQUENCY
THE TRANSFER OF ENERGY FROM A WAVE TO THE MEDIUM THROUGH WHICH IT TRAVELS ABSORPTION
THE PASSAGE OF LIGHT THROUGH AN OBJECT TRANSMISSION
THE CHANGE IN DIRECTION OF A WAVE AS IT CHANGES SPEED IN MOVING FROM ONE MEDIUM TO ANOTHER REFLECTION
THE BOUNCING OF A WAVE OFF A SURFACE REFRACTION
THE CHANGE IN DIRECTION OF A WAVE WHEN IT TRAVELS BY THE EDGE OF AN OBJECT OR THROUGH DIFFRACTION
OCCURS WHEN WAVES OVERLAP AND COMBINE TO FORM AN NO WAVE INTERFERENCE

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Refraction and Lenses Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Lenses can be used to focus light; convex on both sides Biconvex
lenses are used in imaging, lasers and fiber optics; being flat on one side, and convex on the other Plano-convex
concave on both sides Biconcave
pertaining to or nothing a lens that is plane on one side and concave on the other. Plano- Concave
“Fisheye” used in photography for a curve look; is thicker at the center than at the edges. Positive meniscus
common element in beam expanding applications; consist of a convex surface and a concave surface where the concave surface. Negative meniscus
refracting telescope uses two (of these lenses) to magnify images in the sky; surface curved like the exterior of a circle or sphere. Convex
including in eyeglasses; curving inward. concave
pertaining to eyeglasses that do not contain a curvature for correcting vision, such as sunglasses. Plano
A lens with one convex and one concave side is convex-concave. Meniscus
A "perfect" lens or mirror would send all light rays through one ______ which would result in the clearest image; the center of interest or activity. Focal- point
The light enters the lens and it bends as it goes through the lens to cross at a point in front of the lens. Focal- length
a lens that causes a beam of parallel rays to diverge after refraction, as from a virtual image Diverging Lens
used in a refracting telescope to focus the image Converging-Lens
microscopes are an example of this; convex lens that is used to produce a magnified image of an object Magnifying-lens
a thin plastic lens placed directly on the surface of the eye to correct visual defect Contact-lens
movies presented are an example; light actually converges Real-Image
formed by diverging lenses or by placing an object inside the focal length of a converging lens Virtual-Image
the distance from the point of incidence on the mirror, the where the image is reflected to. Image-Distance
the distance from the actual object being reflected to the point of incidence on the mirror where it's reflected as an image. Object-Distance

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Science Crossword (Chapter 5)

Type
Crossword
Description

This crossword contains the following questions and answers:

Old model that light was fast moving tiny particles eventually absorbed by the eye ParticleModelofLight
A model that represents light as a straight line or ray that indicates the light path as it travels including reflection off mirrors or refracting through lenses RayModel of ilght
light passes through freely Transparent
allows only some light to pass through Translucent
allowing no light to pass through Opaque
Occurs when light is blocked in specific areas shadows
When light strikes a surface and bounces off Reflection
the ray that approaches a surface incident
imaginary line perpendicular to the surface being struck by light Normal
angle between the incident ray and the normal line Angle of incidence
Angle between the reflected ray and the normal line Angle of reflection
incident angel must equal the reflected angle Law of reflection
when a wave or ray changes speed and direction as it passes from one material to another Refraction
illusion formed by refraction of light through air Mirage
a property of a material which light passes through. The more dense the slower the light passes through. Optically Dense
when light is trapped in an objects as heat Absorption
when light passes through a material Transmission
an object that curves inward Concave
an object that curves outward Convex
light rays that are coming together at a focal point Converging
Light rays that spread apart Diverging
Where light rays meet at a certain point FocalPoint
A flat smooth mirror Plane Mirror
curved piece of transparent material Lens

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