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BMMS Chap 2 Life Sci

QuestionAnswer
a disturbance that transfers energy from place to place Wave
the ability to do work Energy
the material through which a wave travels Medium
The highest point on a wave Crest
the lowest point on a wave Trough
the maximum distance the particles of a medium move away from their rest positions as a wave passes through the medium. Amplitude
the distance between two corresponding parts of a wave Wavelength
The number of waves that pass a given point in a certain amount of time. Frequency
That which transmits light without scattering it. Transparent
That which scatters light as it passes through Translucent
Reflecting or absorbing all the light that strikes it. Opaque
The bouncing back of an object or wave when it hits a surface through which it cannot pass. Reflection
The rule that the angle of reflection equals the angle of incidence. Law of reflection
an upright image formed where rays of light appear. Virtual image
an upside down image formed where rays of light meet. Real image
The bending of waves as they enter a new medium at an angle. Refraction
the clear tissue that covers the front of the eye. Cornea
The opening through which light enters the eye. Pupil
The circular structure that surrounds the pupil, and regulates Light entering the eye. Iris
a sheet of Light sensitive cells at the back of the eye on which an image is focused. Retina
Receptor cells in the eye that enable you to see black, white, and grey. Rods
Light sensitive cells in the retina that enable you to see color. Cones
an optical instrument that forms enlarged images of distant objects. Telescope
An instrument that makes small objects look larger. Microscope
a microscope that uses a beam of electrons to produce an image. electron microscope
Created by: Mr. DeLaTorre
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