Post on 30-Dec-2015
Light 1.
What thing reflects the most light?
A Mirror
Light 2.
Name all the colors of the visible
spectrum in order.* ROY G. BIV
Red, orange, yellow, green, blue,
indigo, violet.
Light 3.
If you shine a light DIRECTLY at a mirror, what will happen to
the light?
It will bounce straight back.
Light 4.
Why does an object APPEAR as a certain
color?
That color is reflected back into your eyes and the other colors are
absorbed.
Light 5.
When light passes through a prism,
many colors appear. What are the colors called?
A visible spectrum.
Light 6.What type of material allows SOME light to
pass through, but creates a blurry or fuzzy
image when you look through it at an object?
Translucent
Light 7.
What can be seen in space BECAUSE of reflected light?
The moon
Light 8.
What is the bouncing back of light, from a
surface called?
Reflection
Light 9.
A substance which light can NOT pass
through is an __________ object.
Opaque
Light 10.
A material through which objects can be seen CLEARLY is an ___________ object.
Transparent
Light 11.
A person can stay cooler in light
colored clothing because light colors
do what?
Reflect light
Light 12.
Light that has been TAKEN in as
heat energy is ____________.
Absorbed
Light 13.
When light Bends as it passes from one material to
another, we call it what?
Refraction
Light 14.
How does light travel?
In very fast, straight lines called
rays.
Light 15.
Why do some objects cast a
shadow?
Opaque objects block light.
Light 16.
Which color absorbs the MOST heat
energy?
Black
Light 17.
When all of the colors of light are
mixed together, it is called what kind of
light?
White light
Light 18.
Galileo was the first person to use an OPTICAL INSTRUMENT to study the sky. What was the optical instrument that he used?
A telescope
Light 19.The film inside of a camera is able to
record images. This happens because the
film is sensitive to ___________.
Light energy
Light 20.
In the 1600’s, Anton Van Leewenhoek was a lens maker. What did his job
help him do?
A microscope
Light 21.
Why does a pencil in a glass of water
appear BENT or BROKEN?
Light has refracted off of it.
Light 22.
How are rainbows created?
The light refracts off of the raindrops.
Light 23.When light passes
through a ___________, the rays are bent, a rainbow is formed, and different colors bend at different
angles.
A prism
Light 24.
What did Ben Franklin create that we still use
today?
Bifocal lenses
Light 25.
How long does it take light from the sun to reach the
Earth?
About 8 ½ minutes