Picture Vocabulary
to soak up or take something in
absorbed
What occurs in order to allow us to see objects as different colors?
light reflects off the objects and into our eyes
The rearview mirror in most cars is flat. What driving situation is it more useful for?
judging actual distance or traffic behind you
T/F: The amount of electromagnetic radiation emitted by an object at a particular wavelength depends on its temperature.
T
T/F: Light waves are a combination of electric and magnetic energy that travel as particles called photons.
T
the number of wave cycles that pass a given point per unit of time
frequency
What determines if light will be reflected, refracted, or absorbed?
what the objects is made of
Which natural surface would make a good mirror: a fast moving river, blade or grass, a still lake, the ocean during a storm
a still lake
What color has the greatest peak wavelength?
red
Electromagnetic waves with shorter wavelengths have ______ frequencies; in other words, fewer waves pass a given point each second.
higher
a form of energy that exhibits wave-like behavior as it travels through space
light
How does light travel?
in waves
Side-view mirrors in many cars are convex. What is one advantage of convex mirrors for this use?
convex mirrors always show the image right side up
What color has the smallest peak wavelength?
violet
White light can be separated into different colors using a special lens called a _______.
prism
path followed by a beam of light when passing through an optical device or a particular part of one
light path
What objects would best reflect a ray of light?
mirror
The ray of light traveling towards the mirror is called the ______ ray.
incident
What color has the greatest temperature?
Violet
Refraction causing the separation of white light into its various color wavelengths is called ________.
dispersion
energy waves bouncing off the surface of an object
reflected
What happens when you place a container of water in the beam of a ray of light?
light is refracted
The light ray traveling away from the mirror is called the _____ ray.
reflected
The _____ the wavelength, the _____ the temperature.
higher & smaller
The most commonly observed wave behavior is ________.
reflection