Font size
S
M
L
XL
WorksheetsLens Optics
Total questions: 17
Worksheet time: 17mins
Name
Class
Date
1.
A converging lens is also known as a ____ lens.
a)
convex
b)
concave
c)
double
d)
refracted
2.
What does the word "converging" mean?
a)
to separate
b)
to come together
c)
parallel
d)
perpendicular
3.
When an object is placed between the focal point and the convex lens, the image produced is ___.
a)
real, reduced, and inverted
b)
real, enlarged, and inverted
c)
virtual, enlarged, and upright
d)
virtual, reduced, and upright
4.
The point where the rays meet is known as....
a)
Fire
b)
the focal point
c)
refraction
d)
Plane of the lens
5.
This image is.....
a)
inverted and smaller
b)
inverted and larger
c)
not inverted and smaller
d)
not inverted and larger
6.
This image is...
a)
Inverted and smaller
b)
inverted and bigger
c)
not inverted and smaller
d)
not inverted and bigger
7.
a real image...
a)
is produced by virtual rays and can be projected on a screen
b)
is produced by real rays and cannot be projected on a screen
c)
is produced by virtual images and cannot be projected on a screen
d)
is produced by real rays and can be projected on a screen
8.
Which describes a convex lens?
a)
triangular in shape
b)
more transparent in the middle
c)
thicker on the edges than in the middle
d)
thicker in the middle than on the edges
9.
Is a convex lens thicker or thinner in the middle?
a)
Thicker
b)
Thinner
10.
What type of lens do humans have in their eyes?
a)
Concave Lens
b)
Convex Lens
11.
What type of image is formed when rays of light actually intersect?
a)
real
b)
virtual
c)
projected
d)
curved
12.
If an object's distance from a convex lens were increased, the image would become which of the following?
a)
Larger and virtual
b)
Larger, only
c)
Smaller, only
d)
Smaller and virtual
13.
___ is when light travels through a material and bends.
a)
Diffraction
b)
Dispersion
c)
Mirage
d)
Refraction
14.
Which of the following are uses for convex lenses? (Choose all that are correct)
a)
Camera lens
b)
Telescope lens
c)
Microscope lens
d)
Magnify glass
15.
Choose all correct statements for a virtual image
a)
Cannot be projected on to a screen
b)
Can be projected on to a screen
c)
Light rays do not pass through image
d)
Light rays do pass through image
16.
When doing a ray diagram, you can represent an image as:
a)
An arrow labelled image
b)
An arrow
c)
An arrow labelled object
d)
An eye
17.
If asked to draw an eye on a ray diagram, it is always:
a)
the opposite side to the object
b)
the opposite side to the image
c)
Always right of the lens
d)
Always left of the lens
Reset
