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Worksheetslight
Total questions: 20
Worksheet time: 17mins
Name
Class
Date
1.
Which travels faster?
a)
sound
b)
light
c)
water
2.
What is the correct order of the colors of the rainbow?
a)
Red, orange, yellow, green, blue, indigo, violet
b)
red, orange, yellow, blue, green, indigo, violet
c)
orange, yellow, red, blue, purple, indigo
d)
red, orange, yellow, green, indigo
3.
What color has the shortest wavelength, or the highest frequency?
a)
yellow
b)
blue
c)
red
d)
violet
4.
What is the main source of light?
a)
Light bulbs
b)
Candles
c)
Sun
d)
Fluorescent lights
5.
What is light?
a)
A form of energy
b)
A form of sound
c)
bright stuff
d)
A form of excitement
6.
Which material is NOT translucent?
a)
Brick
b)
Tissue paper
c)
Thin sheet of plastic
7.
rainbow
a)
light is reflected
b)
light is refracted
c)
light is absorbed
8.
sunglasses and tinted windows
a)
refraction
b)
absorption
c)
reflection
9.
smooth, shiny surfaces
a)
reflect
b)
refract
c)
absorb
10.
mirror
a)
absorbs
b)
reflects
c)
refracts
11.
Light travels
a)
around corners
b)
in a straight line
12.
Transfer of energy when a wave disappears into a surface
a)
Transparent
b)
Refraction
c)
Reflection
d)
Absorption
13.
When light strikes an object with a rough surface, photons bounce off at random angles.
a)
Occer
b)
Scope
c)
Scattering
d)
Scattegories
14.
A cut piece of clear glass or plastic in the form of a triangle or other geometric shape.
a)
Person
b)
Prison
c)
Prism
d)
Preacher
15.
What is the earth's primary source of light energy?
a)
moon
b)
sun
c)
waves
d)
fire
16.
The full spectrum of light energy is called the__________
a)
broad spectrum
b)
electromagnetic spectrum
c)
helium spectrum
d)
natural light spectrum
17.
Light travels through an object during
a)
absorption
b)
reflection
c)
transmission
d)
diffraction
18.
What does refraction mean?
a)
bending light
b)
bouncing light
19.
What makes objects visible ?
a)
the absorption of light by objects
b)
the reflected light from the object
c)
the total internal reflection taking place in an object
20.
Angle of incidence is always
a)
equal to angle of reflection
b)
equal to angle of refraction
c)
more than angle of reflection
d)
less than refraction
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