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WorksheetsLight Properties
Total questions: 27
Worksheet time: 26mins
Name
Class
Date
1.
Light travels in straight lines called
a)
beams
b)
rays
c)
arrows
d)
energy
2.
allows light to pass through with almost no disturbance
a)
transparent
b)
translucent
c)
opaque
d)
glass
3.
some light passes through; some is either blocked or bent
a)
transparent
b)
translucent
c)
opaque
d)
shadow
4.
light is either reflected or absorbed; can't see through at all
a)
transparent
b)
translucent
c)
opaque
d)
reflection
5.
the angle of the incoming light ray IS EQUAL TO the reflected angle of light
a)
refraction
b)
law of refraction
c)
law of reflection
d)
law of light
6.
a _______ mirror has a flat surface. Reflection is not distorted.
a)
plane
b)
convex
c)
concave
d)
fun house
7.
a _______ mirror has a inward curve surface. Reflection appears larger.
a)
plane
b)
convex
c)
concave
d)
fun house
8.
a _______ mirror has an outward curving surface. Reflection looks smaller.
a)
plane
b)
convex
c)
concave
d)
fun house
9.
the bending of a light wave as it moves from one medium to another
a)
reflection
b)
refraction
c)
reflaction
d)
retraction
10.
the speed of light is slower in _______ than in air
a)
wool
b)
water
c)
glass
d)
paper
11.
Light waves do not travel through a vacuum.
a)
true
b)
false
12.
a nearsighted person needs a _____lens to correct their vision
a)
concave
b)
convex
c)
plane
d)
thick
13.
a farsighted person needs a _____lens to correct their vision
a)
concave
b)
convex
c)
plane
d)
thick
14.
As light rays pass from one medium into another medium, the light rays
a)
are refracted
b)
are blocked
c)
form an image that is upside down and smaller
d)
form an image that is upright and larger
15.
A concave lens
a)
does not form a focal point for the light rays that pass through it.
b)
is thicker toward the middle
c)
forms images by refracting light rays together
d)
forms images by refracting light rays apart
16.
An object can appear larger in a
a)
material with a dull surface
b)
a concave mirror
c)
a plane mirror
d)
a convex mirror
17.
When light rays strike a dull or rough surface
a)
they are absorbed
b)
they do not form an image
c)
they are reflected
d)
they are bent
18.
A change in the direction of a wave is called
a)
reflection
b)
diffraction
c)
attraction
d)
refraction
19.
When an object lets light pass right through it, the object is described as
a)
translucent
b)
opaque
c)
transparent
20.
When an object lets some light through but also blocks or bends some of the light away, it is described as
a)
translucent
b)
transparent
c)
opaque
21.
An object with a polished surface that forms reflected images is called a
a)
image
b)
mirror
c)
convex lens
d)
concave lens
22.
Light rays entering the eye are supposed to focus on the
a)
retina
b)
optic nerve
c)
pupil
d)
iris
23.
Objects that do not allow any light to pass through them are described as
a)
transparent
b)
translucent
c)
opaque
24.
When light passes through a(n) ______lens, the light rays are refracted together.
a)
convex
b)
concave
25.
When light passes through a(n) ______lens, the light rays are refracted apart.
a)
convex
b)
concave
26.
The longest wavelength and lowest frequency on the electromagnetic spectrum is
a)
Microwaves
b)
Gamma rays
c)
Radio waves
d)
Visible Light
27.
The only wave that can be seen by humans on the electromagnetic spectrum?
a)
Ultraviolet rays
b)
Visible Light
c)
Gamma Rays
d)
Microwaves
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