Light Crossword
Type
Crossword
Description

Light travels fastest in this.
Light slows down when it goes through a denser object.
The angle of ____________is the same as the angle of refelction.
An object that creates light.
Used to create rays of light to investigate reflection and refraciton.
The unit of measurment of the speed of light __________ per second.
The type wave that light travels in.
Used by people to detect light.
Focuses light in the eye.
A dark area caused by an object blocking light.
The imaginary line at right angles to the mirror.
The shape of a lens used to focus light to a point.
Lets all light through.
Lets some light through.

The Eye Crossword

The Eye Crossword
Type
Crossword
Description

carries blood away from the heart
carries blood to the heart
white section of the eye
receives images
opening that allows light in
refracts light in order to focus it on the retina.
controls light entering the pupil
transparent part of the eye that covers the eye
between the cornea and the iris
between the iris and the lens
yellow area surrounding the fovea that acts as sunglasses
used for central/focused vision
provides oxygen to the retina
provides shape
signals to the brain to let us see
controls viewing on objects from different distances
moves eye downward
moves eye upward

Different Lenses Crossword

Different Lenses Crossword
Type
Crossword
Description

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

Refraction and Lenses Crossword

Refraction and Lenses Crossword
Type
Crossword
Description

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

Refraction and Lenses Crossword

Refraction and Lenses Crossword
Type
Crossword
Description

is an increase or decrease in size of an image produced by an optical system compared to the true size
a transparent refracting device that is thicker in the middle than at the edges
a transparent refracting device that is thinner in the middle than at the edges
the separation of light into its spectrum
concave on both sides
convex on both sides
light rays coming out of it come together at a point – they converge
causes a beam of parallel rays to diverge after refraction, as from a virtual image
images that are formed in locations where light does not actually reach
an image that is located in the plane of convergence for the light rays
refracting and focusing light so that objects appear clearly
distance of an object that is placed from the point of an incidence on the mirror
distance from the point of incidence of the mirror to the image
a convex lens that is used to make a magnified image of an object
bending of a wave when it enters a medium where its speed is different
can calculate the image distance for either real or virtual images and for either positive on negative lenses
point at where rays or waves meet after reflection or refraction
a technique for generating an image by tracing the path of light
angle of reflection equals the angle of incidence
the distance between the lens and the image sensor when the subject is in focus

Waves Crossword

Waves Crossword
Type
Crossword
Description

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

Optics Crossword

Optics Crossword
Type
Crossword
Description

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

Mirrors and Lenses Crossword

Mirrors and Lenses Crossword
Type
Crossword
Description

We use this to see our reflection.
Light from us bounces off of a mirror to show us how we look
Our eyes go through this process to give us sight
if we look at a table and cannot see through it, the table is _____.
This object uses different lenses to magnify and enhance the apperance of an object we are observing.
This either refracts, reflects, or absorbs light to change the way we view objects.
Most windows are ______, because we can see through them and they absorb a little light.
tranfers impulse to the brain for sight
Where a wave moves apart
A sensitive membrane at the back of the inside of an eye
An outward-curved lens
______ makes things visible
An inward-curved lens
A ______ regulates the amount of light entering the eye
The ______ focuses light waves on the retina
The ______ refract light entering the eye and sends it to the back of the eye
The act of seeing
This device uses highly concentrated light
transmission of some light but can cause it to disort
Able to be seen
An optical tool that uses refraction to seperate different wavelengths that make up white light

Heat, Light, Sound Review Crossword

Heat, Light, Sound Review Crossword
Type
Crossword
Description

the transfer of heat energy through objects that are touching
a material that waves travel through (solid, liquid, gas)
transfer of heat without matter to carry it (waves)
a material that lets some light through
the angle light hits the surface (angle of _______)
volume is determined by______
scattering of light
_______ creates sound
transfers heat well
transfer of heat through currents
material that blocks all light
color that absorbs all light
the bending of light when it hits a new medium
refracts light to see colors separately
a combination of all colors
wavelength determines the __________
the number of times a wave occurs in a second
red, blue, and green are the _________ colors

Light and Optics Crossword

Light and Optics  Crossword
Type
Crossword
Description

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

Mirrors and Lenses Crossword

Mirrors and Lenses Crossword
Type
Crossword
Description

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