Flashcards in Test 3 (Nine-Weeks Exam), Ch. 1 - 3 Deck (41):
A material that does not allow light to pass through it is
A material that allows light to pass straight through it is
If a material allows light to pass through it, but you cannot see objects on the other side of it, that material is
Light always travels in a _____ line.
_____ light is a mixture of colored lights.
The series of colored bands that are created when sunlight is separated is the ____
If all of the colors of the spectrum are _____ by an object, then the object is black.
Bending of light rays as they enter a new material is called
A blue dress appears blue because the dress is _____ blue light
The electric light bulb was invented by
The transparent layer covering the front of the eyeball is the
The opening that allows light to enter the eye is the
The muscles that regulate the size of the pupil are found in the
The light-sensitive lining covering the inside of the eyeball is the
The structure behind the pupil that refracts and focuses the light it receives is the
The large bundle of fibers that carries the message of what the eye has seen to the brain is the
They type of vision in which both eyes work together to produce an image of the same object is
Many nocturnal animals have an extra layer of reflecting cells behind the retina called the
A mirror which bulges toward the viewer and makes things look smaller is a ____ mirror
A mirror which bulges away from the viewer and makes things look bigger is a ____ mirror.
A lens which refracts light rays and brings them into focus is a ____ lens
A lens which scatters light rays is a ____ lens
A lens which is shaped like an hourglass is
A lens which is shaped like an egg is
Sir Issac Newton's reflecting telescope used a ____ mirror and a convex lens.
List the colors of the spectrum in order.
red, orange, yellow, green, blue, violet
Insects that move from place to place with the changing seasons are
When an insect blends in with its surroundings, it is an example of
An insect with a straight line down its abdomen and chewing mouth parts is a
A young insect that looks exactly like the adult is a
A male bee is called a
Animals which eat meat are
Animals which chew the cud are
The largest group of mammals is
Whales and dolphins have a layer of ___ instead of fur.
Animals that are active only at night are
Name one egg-laying mammal.
echidna or platypus
The odor of the skunk is produced by its ___ glands
chimpanzees, gorillas, and monkeys all belong to the order of mammals called
Animals whose species no longer exist are