WorksheetsUses of Mirrors & Lenses
Total questions: 25
Worksheet time: 19mins
1. Which of the following tells the difference between lenses and mirrors?
Lenses refract light, mirrors reflect light.
Lenses make object appear larger, while mirrors give exact copy of object.
Lenses reflect light, mirrors refract light.
Lenses produce virtual image, mirrors make real image.
Concave mirror_________________.
Bulges out toward the light source
Curves towards the center
Diverge light rays
Creates smaller image of an object
Which of the following uses both mirror and lens?
Magnifying glasses
dental mirror
telescope
microscope
What kind of mirror is used by dentists in examining tooth cavities?
Plane mirror
Concave mirror
convex mirror
none of the above
Vehicle’s side mirrors and mirrors used in convenience stores are __________.
Plane mirror
Concave mirror
convex mirror
none of the above
What lens and mirrors are used in a reflecting telescope?
Concave mirror, convex mirror and eyepiece
Concave mirror, plane mirror and eyepiece.
Concave lens, convex mirror and eyepiece
None of the above.
Used to view and magnify distant celestial bodies.
Microscope
binocular
eyeglasses
telescope
Used in laboratories to view minute objects such as cells, tissues, and other microorganisms.
telescope
microscope
dental lens
binocular
How will the letter e appear in the mirror?
e
ɘ
Lenses are used in ___________.
Magnifying smaller objects
Camera
microscopes
all of the above
Any smooth surface that reflects light to form an image is a(n) ____.
telescope
microscope
mirror
lens
The bowl of a shiny spoon forms an enlarged, upright image similar to that of a ____ mirror.
wide-angle
convex
concave
refracting
Light rays that hit a convex mirror ____ as they are reflected.
magnify
diverge
unite
disappear
Outside rear-view mirrors on automobiles are generally ____.
concave
convex
plane
all of the others
____ are thick in the middle and thin at the edges.
Plane mirrors
Convex lenses
Concave lenses
Concave mirrors
The image formed by a plane mirror is ____.
real and reversed
real and upright
upright and reversed
virtual and inverted
A ____ lens has a short focal length and produces a small image that includes much of the surroundings.
convex
telephoto
concave
wide-angle
When an object is less than ____ focal length(s) away from the lens, the image is no longer real.
five
one
four
ten
Because they bend light more, thick convex lenses have ____ focal lengths than thin convex lenses.
longer
shorter
more
wider
Which of these is not true about a real image?
It is enlarged
It can be projected onto a screen
It is inverted
It appears behind the mirror
Electrical power for the Hubble Space Telescope is provided by ____.
convex lenses
solar panels
fuel cells
storage batteries
A farsighted eye focuses an image ____.
behind the retina
in front of the lens
in front of the retina
on the retina
A farsighted eye focuses an image ____.
behind the retina
in front of the lens
in front of the retina
on the retina
Which of the following uses a lens and two mirrors?
microscope
binoculars
reflecting telescope
refracting telescope
Which of the following uses a long-focal-length lens, a short-focal-length lens, and has an inverted image?
reflecting telescope
binoculars
microscope
refracting telescope
