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88 Cards in this Set
- Front
- Back
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Which method is light energy transmitted
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Radiation
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Which type of electromagnetic radiation would possess the most energy
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Ultraviolet light
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Which of these objects would be considered luminous
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A lot match
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When compared to an object the image formed by a convex mirror is always:
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Upright and smaller
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An object is placed at the centre of curvature of a concave mirror the image is :
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The same size
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As light passes from air into water which way does it bend
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Light bends towards the normal
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Index of refraction for glass is 1.52 what is the speed of light in glass
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1.97 x 10 power 8 m/s
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What condition can total internal reflection occur
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Light must travel faster in second medium than in first medium
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Decide path of light ray when it reaches the optical centre of a converging lens
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Ray continues original path without changing direction
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Which device produces only a virtual image
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Movie projector
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Specular reflection occurs off what surface?
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Smooth regular surface
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What lightbulb when heated can produce a light
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Incandescent
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What Ray has the shortest wavelength of all forms of the electromagnetic radiation
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Gamma rays
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Light can travel through which kind of medium
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All mediums
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What type of images do plain and curve Mirrors produce
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Virtual and reel
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A light repair out to the principal access is reflected off a concave mirror through
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The focus
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What type of images to Camaras produce
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Real
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What is potential energy
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Stored energy
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What is Kinetic Energy
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Energy in movement
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What is translucent
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Translucent let some light in like a foggy window
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What is transparent
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Allows almost all light through
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What is the vertex
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Middle of concave or convex mirror
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Example of Bioluminescence
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Fireflies
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Example of chemiluminescence
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Glow sticks
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Example of Electric discharge
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Lightning
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Example of florescence
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Energy-efficient lightbulbs CFL
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Example of incandescence
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Traditional lightbulbs
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example of phosphorescence
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Glow in the dark stickers
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What is the relationship between the wavelength and energy of electromagnetic radiation
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The greater the wavelength the less energy to radiation has
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What is the order of theColors you see in the rainbow
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Red Orange yellow Green blue indigo Violet
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How do the colors of the rainbow correspond to the wavelength of light in the visible spectrum
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Read has longest wavelength Violet has the shortest
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What does SALT stand for
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S: same A: altitude L: location T: type
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How do you find the focus of a concave mirror
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Several parallel light rays will meet at the focus where the angle of incidence equals the angle of reflection for each light ray
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What type of mere produce a smaller virtual upright images
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Convex mirrors
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Sideview mirrors of cars contain the sentence objects in mirror are closer than they appear what type of near is used to create images seen in the Sideview mirrors
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Convex mirrors
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When does total internal reflection occur
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When light is traveling faster in the second medium than the first
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What type of colors is a white light made up of on the visible visible spectrum
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All colors
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Definition of diffuse
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Reflection off of a bumpy and non-straight surface
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Define specular reflection
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Reflection of the mirror that is
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Define real image
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Actual reflection of the light also near
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Define virtual image
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Is it image seen in the mirror that is supposedly coming from behind but it isn't
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What is a converging lens
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Shape of oval
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Luminous
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Produces its own light
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Non-luminescence
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Does not produce a own light
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Incandescence
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Light produced by heat
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Electric discharge
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Electric current passing through a gas
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Phosphorescence
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Holds energy and shows visible light overtime
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Florescence
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Immediate Imission of visible light
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Chemiluminescence
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Derakhshan production of light from chemical reactions
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Bioluminescence
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Production of light in living organisms
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Triboluminescence
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Light from friction from certain crystals
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LED lights
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Conducted by electric current in semi conductor
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Semiconductor
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Like that goes one way
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Laser
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Produces electromagnetic waves
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Rays from flat mirrors
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Incident ray equals reflected ray
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Image
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Reproduction of object by light
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Mirror
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Polished surface reflecting image
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Reflection
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Bouncing back of light from surface
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Plane
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Flat
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Incident ray
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Incoming Ray striking an object
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Reflected ray
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Outgoing Ray leaving object
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Normal
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Perpendicular line to mirror surface
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Perpendicular
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Right angles
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Angle of incidence
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Angle between incident and normal
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Angle of reflection
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Angle between normal and reflected ray
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Playing mirror is also another word for
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Flat mere
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Specular reflection
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Flexion of light off smooth surface
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Diffuse reflection
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Reflection off irregular adult surface
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Conduction occurs
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Most often in solids
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Conduction occurs
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Most often in liquid and gas
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What does light travel in and does not need
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Try was in a vacuum and does not require medium
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What is light energy transferred through
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Radiation
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What speed does energy travel at
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Speed of light
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The right side of the electromagnetic spectrum is
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The raise and has more energy increases
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Characteristics of light
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Can be reflected, candy refracted, stream of particles, form of energy that travels by waves, does not require a medium for transfer of energy, if something travel the speed of light it could circle the earth 7.5 times in one second
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Regions of electromagnetic spectrum
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Waves and raise
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Types of rays and electromagnetic spectrum
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Ultraviolet x-ray GammaRay
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Types of waves in electromagnetic spectrum
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Radio waves microwaves infrared rays
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What has the smallest wavelength but the most energy
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GammaRay's
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What Ray is visible to the human eye
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Ultraviolet rays
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Radio waves allow us to
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Communicate
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Microwaves allow us to
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Send satellite signals
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Microwaves always allow us to
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Cook
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In Fraired waves allow us to
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Use remote control controlled and toaster
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X-rays allow us to
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Detect bone breaks
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UV rays allow us
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Vitamin D to skin
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GammaRay allow us to
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Cause and treat cancers
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Three things that happen when light hits an object
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Reflected absorbed andgo straight through
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