Light and Sources
A type of energy that we can see
Light
The Angle of Incidence and the Angle of Reflection are always what?
Equal
Thinner at the top and bottom, thicker in the middle.
Convex Lens.
Camera film is similar to what part of the eye?
Retina
When Newton put a prism in front of white light, it made what effect?
Produced a rainbow/colour spectrum.
A straight line that represents light's direction.
Ray
The imaginary line used to calculate angles.
Normal
This lens causes light to diverge, or spread apart.
Concave Lens
When a light cannot reach the back of the eye?
Nearsightedness.
Rods detect _____ of light.
Presence
travels in straight lines
Light going into a denser medium will ________ the normal.
bend towards
When an object is far from a concave mirror, the image is ________ and inverted.
Smaller.
The part of the eye that light enters.
Pupil
Cones detect the presence of _____
Colour.
Lights commonly found in classrooms
Fluorescent
This part of they eye refracts light entering the eye.
The Lens.
Used to treat farsightedness.
Convex Lens
This type of telescope uses a objective mirror to collect distant light rays
Reflecting Telescope.
The ozone layers absorb much of this potentially damaging radiation.
Ultraviolet Radiation
Objects that give off light.
Luminous
Diffused Reflection
What is happening to light when it passes through a lens?
Refraction
This type of tool would be used to produce images of small objects.
Microscope.
TV broadcasts, satellite communications and microwaves are all this type of wave.
Radio