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6.1 Science Vocab

Light & Matter Vocabulary

TermDefinition
one way mirror a piece of glass that is a mirror on one side but that can be seen through like a window on the other side
scale model small but exact copy of something
light source anything that makes light whether natural and artificial
reflect bounces off
transmit goes through
independent variable variable that is changed
dependent variable variable affected by the change
experimental question questions that are answered by conducting tests and collecting evidence about a phenomenon or problem
silvering silver-colored material used to coat glass in order to make it reflective
transparent a material that allows light to pass through so that objects behind can be seen
opaque a material that does not allow light to pass though, not transparent
model representation we use to understand or describe phenomenon
retina the layer of cells lining the back wall inside the eye. This layer senses light and changes them into electrical signals that are sent to the brain.
optic nerve structure that carries electrical signals to the brain where they are processed it into what we see
refract when light passes through a material that causes in to change direction or bends
scattering a change in the direction of motion of a particle because of a collision with another particle
specular reflection the mirror-like reflection of waves, such as light, from a surface
system a set of parts that work together (intersect) toward a goal or outcome. It's helpful to set a boundary to study things inside the system and effects from outside the system.
visible light the only wavelengths of the electromagnetic spectrum that humans can see
brightness a measure of the amount of light reflected by a material
light waves one of the ways that energy travels though space (electromagnetic radiation)
mirror a reflective surface that reflects a clear image
prism a piece of glass that can separate white light
sense receptor an organ that has nerve endings that respond to stimulation
Created by: christina.higbee
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