WorksheetsS3 Science final test review
Total questions: 158
Worksheet time: 5hrs 16mins
Name
Class
Date
1.
Objects that emit light.
a)
luminous
b)
non-luminous
c)
transparent
d)
opaque
2.
Objects where light can pass through.
a)
transparent
b)
opaque
c)
luminous
d)
non-luminous
3.
Objects that reflect light.
a)
opaque
b)
lens
c)
translucent
d)
transparent
4.
Objects where light tend to pass, reflect, or scatter.
a)
translucent
b)
opaque
c)
transparent
d)
luminous
5.
Which of the following is an example of a transparent object.
a)
magnifying glass
b)
leaves
c)
hair
d)
tissue
6.
___ are rays of light that approaches the mirror.
a)
incident rays
b)
reflected rays
c)
angle of incidence
d)
normal
7.
___ are rays of light that bounces off the mirror.
a)
reflected rays
b)
incident rays
c)
angle of incidence
d)
normal
8.
The angle between the incident ray and normal.
a)
angle of incidence
b)
angle of reflection
c)
reflected rays
d)
normal
9.
The angle between the reflected ray and the normal.
a)
angle of reflection
b)
angle of incidence
c)
reflected rays
d)
normal
10.
It is the imaginary line drawn perpendicularly to the surface of reflector.
a)
normal
b)
angle of reflection
c)
angle of incidence
d)
index of reflection
11.
They are objects that reflects light.
a)
reflector
b)
plane mirror
c)
lens
d)
translucent
12.
A boy is standing 2m in front of a plane mirror. Then, the mirror is moved 1m further away from the boy. What is the distance between the boy and his new image now?
a)
6m
b)
4m
c)
3m
d)
2m
13.
A ___ is a mirror with a flat reflective surface.
a)
plane mirror
b)
lens
c)
translucent
d)
opaque
14.
Which of the following is NOT true?
a)
The angle of incidence is equal to the reflected ray
b)
The incident ray and reflected ray lie in the same plane.
c)
The angle of incidence is equal to the angle of reflection
d)
The incident and reflected rays and the normal lie in the same plane.
e)
The normal is an imaginary line perpendicular to the surface of the mirror.
15.
Which of the following is NOT true for images formed by a plane mirror?
a)
The image is inverted
b)
The image is virtual image.
c)
The image cannot be reproduced on a screen.
d)
The image is laterally inverted.
e)
The image is upright.
16.
What is the angle of incidence?
a)
60
b)
150
c)
30
d)
75
17.
What is the angle of reflection?
a)
60
b)
150
c)
30
d)
75
18.
A diagram that traces the path that light takes.
a)
ray diagram
b)
light path
c)
light diagram
d)
mirage
19.
If the outside of the curved surface reflects, it is known as the ___.
a)
convex mirror
b)
concave mirror
c)
convex lens
d)
concave lens
20.
The radius of the sphere.
a)
radius of curvature
b)
focal length
c)
center of curvature
d)
vertex
21.
The figure shows a/an ___.
a)
concave mirror
b)
convex mirror
c)
concave lens
d)
convex lens
22.
The figure shows a/an ___.
a)
convex mirror
b)
concave mirror
c)
convex lens
d)
concave lens
23.
The point in the curved mirror where the light rays converge.
a)
focal point
b)
focal length
c)
radius of curvature
d)
center of curvature
24.
The point in the curved mirror where the light rays converge.
a)
principal focus
b)
focal length
c)
radius of curvature
d)
center of curvature
25.
The distance from the vertex to the focal point of the curved mirror.
a)
focal length
b)
principal focus
c)
radius of curvature
d)
center of curvature
26.
In the figure shown, B is the ___.
a)
object
b)
image
c)
focal point
d)
center of curvature
e)
radius of curvature
27.
In the figure shown, G is the ___.
a)
image
b)
object
c)
focal point
d)
vertex
e)
radius of curvature
28.
In the figure shown, W is the ___.
a)
focal point
b)
object
c)
center of curvature
d)
vertex
e)
radius of curvature
29.
In the figure shown, R is the ___.
a)
center of curvature
b)
image
c)
focal length
d)
focal point
e)
radius of curvature
30.
In the figure shown, E is the ___.
a)
vertex
b)
image
c)
focal point
d)
center of curvature
e)
radius of curvature
31.
In the figure shown, X is the ___.
a)
principal axis
b)
radius of curvature
c)
focal length
d)
center of curvature
e)
object
32.
In the figure shown, H is the ___.
a)
concave mirror
b)
convex mirror
c)
concave lens
d)
convex lens
e)
image
33.
In the figure shown, RE is ___.
a)
twice of focal length
b)
principal axis
c)
focal length
d)
center of curvature
e)
object
34.
In the figure shown, RE is ___.
a)
radius of curvature
b)
principal axis
c)
focal length
d)
center of curvature
e)
image
35.
In the figure shown, WE is ___.
a)
half of radius
b)
twice of focal length
c)
principal axis
d)
center of curvature
e)
object
36.
In the figure shown, WE is ___.
a)
focal length
b)
twice of focal length
c)
principal axis
d)
center of curvature
e)
image
37.
Which of the following is NOT part of the rays for ray diagram.
a)
axis rays
b)
parallel rays
c)
chief rays
d)
focal rays
38.
Ray parallel to the principal axis reflected through the focal point or as if from the focal point of a curved mirror.
a)
parallel ray
b)
chief ray
c)
focal ray
d)
axis ray
39.
Ray that passes through the center of curvature or that appears to pass through the center of curvature, and is reflected back along its incident path of a curved mirror.
a)
chief ray
b)
focal ray
c)
parallel ray
d)
axis ray
40.
In the figure shown, C is the ___.
a)
chief ray
b)
focal ray
c)
parallel ray
d)
axis ray
41.
In the figure shown, D is the ___.
a)
focal ray
b)
parallel ray
c)
chief ray
d)
axis ray
42.
In the figure shown, F is the ___.
a)
parallel ray
b)
chief ray
c)
focal ray
d)
axis ray
43.
Lines used to draw the rays and images that are behind the mirror.
a)
dotted lines
b)
continuous lines
c)
blank lines
d)
dark lines
44.
An object of 1 cm tall is placed 6 cm in front of a concave mirror with the focal length of 5 cm. What is the radius of the curvature?
a)
10 cm
b)
3 cm
c)
5 cm
d)
12 cm
45.
An object of 1 cm tall is placed 8 cm in front of a concave mirror with the focal length of 3 cm. What is the magnification?
a)
-5
b)
-1
c)
-4
d)
-6
46.
An object of 1 cm tall is placed 8 cm in front of a concave mirror with the focal length of 3 cm. Describe the image.
a)
real, inverted, magnified
b)
real, inverted, diminished
c)
virtual, inverted, magnified
d)
real, upright, magnified
47.
In the figure shown, describe the image.
a)
virtual, upright, magnified
b)
virtual, upright, diminished
c)
virtual, inverted, magnified
d)
real, upright, magnified
48.
In the figure shown, describe the image.
a)
real, inverted, diminished
b)
real, inverted, magnified
c)
virtual, inverted, magnified
d)
real, upright, magnified
49.
In the figure shown, describe the image.
a)
virtual, upright, diminished
b)
virtual, upright, magnified
c)
virtual, inverted, magnified
d)
real, upright, magnified
50.
An object of 3 cm tall is placed 6 cm in front of a convex mirror with the focal length of 4 cm. Describe the image formed?
a)
virtual, upright, diminished
b)
virtual, upright, magnified
c)
virtual, inverted, magnified
d)
real, upright, magnified
51.
An object of 4 cm tall is placed 3 cm in front of a convex mirror with a radius of curvature of 10 cm. What is the focal length of the mirror?
a)
5 cm
b)
10 cm
c)
8 cm
d)
6 cm
52.
In the figure shown, which of the following is NOT correct?
a)
D
b)
A
c)
B
d)
C
53.
The bending of light when it enters a medium of different density.
a)
refraction
b)
reflection
c)
reduction
d)
diffraction
54.
Light bends in water because ___.
a)
light changes its speed
b)
light is reflected
c)
light is absorbed
d)
light transfers matter
55.
Light travels faster in a medium of ___ density.
a)
lesser
b)
higher
c)
solid
d)
opaque
56.
Light travels slow in a medium of ___ density.
a)
higher
b)
lesser
c)
transparent
d)
vacuum
57.
Which of the following is NOT an example of refraction
a)
cat in front of a mirror
b)
a straw in a glass of water appears bent
c)
ponds appear shallower than they really are
d)
mirage
e)
rainbow
58.
In the formula n = c / v, n is the ___.
a)
index of refraction
b)
speed of light in medium
c)
speed of light in vacuum
d)
speed of light
59.
In the formula n = c / v, c is the ___.
a)
speed of light in vacuum
b)
speed of light in medium
c)
speed of light
d)
index of refraction
60.
In the formula n = c / v, v is the ___.
a)
speed of light in medium
b)
speed of light in vacuum
c)
speed of light
d)
index of refraction
61.
In the refraction of light, if `n` is higher, the material is ___.
a)
more dense
b)
less dense
c)
vacuum
d)
transparent
62.
In the refraction of light, if `n` is lower, the material is ___.
a)
less dense
b)
more dense
c)
solid
d)
opaque
63.
The figure shows an application for ___.
a)
2 or more plane mirrors
b)
2 mirrors
c)
1 mirror
d)
lenses
64.
The figure shows an application for ___.
a)
2 mirrors
b)
2 or more plane mirrors
c)
1 mirror
d)
lenses
65.
The figure shows an application for ___.
a)
1 mirror
b)
2 mirrors
c)
2 or more plane mirrors
d)
lenses
66.
The figures shows a/an ___.
a)
periscope
b)
kaleidoscope
c)
magnifying glass
d)
compound microscope
67.
The figures shows a/an ___.
a)
kaleidoscope
b)
periscope
c)
magnifying glass
d)
compound microscope
68.
Concave mirrors produce ___ images.
a)
magnified
b)
diminished
c)
minimum
d)
multiple
69.
For a ___, light rays that are parallel and close to the principal axis are refracted inwards and converge to a focal point after passing through the lens.
a)
convex lens
b)
concave lens
c)
concave mirror
d)
convex mirror
70.
The thinner the lens is at the center, the ___ is the focal length of the concave lens.
a)
shorter
b)
longer
c)
virtual
d)
real
71.
An optical phenomenon that creates an image caused by layers of air of different temperatures and thickness.
a)
mirage
b)
rainbow
c)
prism
d)
kaleidoscope
72.
A triangular-based transparent block
a)
prism
b)
mirage
c)
kaleidoscope
d)
periscope
73.
Produced when light is both reflected and refracted by the tiny water droplets in the air.
a)
rainbow
b)
mirage
c)
virtual ray
d)
kaleidoscope
74.
A condition of vision in which one can see distant objects clearly but near objects are blurred.
a)
hyperopia
b)
myopia
c)
highropia
d)
hypermyopia
75.
An instrument used to view near and very small objects.
a)
compound microscope
b)
refracting telescope
c)
magnifying glass
d)
periscope
76.
It cannot be seen on the screen and is always upright.
a)
virtual image
b)
virtual object
c)
real image
d)
real object
77.
A convex lens has a focal length of f. The only way to get a magnification of -1 is to ___.
a)
place a real object at a distance 2f from the lens
b)
place a real object at the focal point
c)
Place a real object at a distance 3f from the lens
d)
none of these is correct
78.
What kind of lens is there in our eyes?
a)
convex lens
b)
convex mirror
c)
concave lens
d)
concave mirror
79.
Where does it form the image of an object?
a)
retina
b)
lens
c)
cornea
d)
ciliary muscles
80.
The objects we see are typically located at a point in space ___.
a)
more than 2f from the lens.
b)
less than 2f from the lens
c)
more than 3f from the lens
d)
less than f from the lens
81.
The image of the object we see will be located somewhere between the ___ and the ___.
a)
F ; 2F
b)
F ; 3F
c)
C ; 2F
d)
F ; vertex
82.
If the image is inverted in our eyes, why do we still see things normally?
a)
the brain interprets the signal
b)
the image is not inverted actually
c)
the retina interprets the signal
d)
the lens correct the vision
83.
Am I nearsighted or farsighted?
a)
nearsighted
b)
farsighted
c)
blind
d)
color-blind
84.
Am I nearsighted or farsighted?
a)
farsighted
b)
nearsighted
c)
blind
d)
color-blind
85.
The eye changes its focal length and thus appropriately focus images of objects that are both close up and far away. This process is known as ___.
a)
accommodation
b)
focus
c)
vision
d)
refraction
86.
The word ___ means relating to or determined by the sun.
a)
solar
b)
system
c)
star
d)
solar system
e)
sun spot
87.
The word ___ means a set of things working together as parts of a mechanism or an interconnecting network.
a)
system
b)
solar
c)
star
d)
solar system
e)
sun spot
88.
Solar system is composed of how many planets?
a)
8
b)
7
c)
9
d)
8.5
e)
7.5
89.
What is the name of the star in the heart of the solar system?
a)
sun
b)
alpha
c)
sunspot
d)
sirius
e)
aldebaran
90.
___ is a term that refers to anything that orbits around a larger object.
a)
satellite
b)
artificial
c)
moon
d)
planet
e)
orbit
91.
It is a man-made satellite.
a)
artificial satellite
b)
man satellite
c)
moon
d)
natural satellite
e)
orbit
92.
Which of the following is NOT one of the reasons to determine a planet?
a)
has to have at least 1 moon
b)
orbits the sun
c)
has sufficient mass to be round, or nearly round
d)
is not a satellite of another object
e)
has removed debris and small objects from the area around its orbit
93.
What is Pluto?
a)
drawf planet
b)
comet
c)
asteriod
d)
outer planet
e)
meteoroid
94.
___ refers to the huge celestial object with sufficient mass and is not a satellite and moves around the star in its orbit.
a)
planet
b)
comet
c)
meteoroid
d)
star
e)
constellation
95.
___ are the astronomical objects, that emit their own light, produced due to thermonuclear fusion, occurring at its core.
a)
stars
b)
constellation
c)
asterism
d)
big dipper
e)
comet
96.
Do planets revolve around the sun virtually in the same plane?
a)
yes
b)
no
c)
no answer
d)
maybe
97.
___ is the curved path of a celestial object around a star, planet, or moon, especially a periodic elliptical revolution.
a)
orbit
b)
axis
c)
rotation
d)
revolution
e)
evolution
98.
Which of the following planets spins east to west?
a)
Venus
b)
Neptune
c)
Mars
d)
Jupiter
e)
Mercury
99.
How many planets are inner planets?
a)
4
b)
3
c)
5
d)
2
e)
6
100.
The inner planets are also called ___.
a)
terrestrial planets
b)
green planets
c)
gas men
d)
alien planets
101.
Which of the following does NOT belong to inner planets?
a)
Nepture
b)
Mercury
c)
Venus
d)
Earth
e)
Mars
102.
The outer planets are sometimes called ___.
a)
Jovian planets
b)
terrestrial planets
c)
gas men
d)
blue planets
e)
allien planets
103.
How many planets are outer planets?
a)
4
b)
3
c)
5
d)
2
e)
6
104.
The outer planets are also called ___.
a)
gas giants
b)
terrestrial planets
c)
gas men
d)
blue planets
e)
allien planets
105.
All outer planets have rings.
a)
yes
b)
no
c)
No answer
d)
Maybe
106.
All outer planets have plenty of moons each.
a)
yes
b)
no
c)
No answer
d)
Maybe
107.
Jupiter and Saturn can be visible without a telescope.
a)
yes
b)
no
c)
No answer
d)
Maybe
108.
What is the largest planet in the solar system?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
e)
Earth
109.
Which planet has most number of rings?
a)
Saturn
b)
Uranus
c)
Neptune
d)
Jupiter
e)
Mars
110.
What is the smallest innner planet?
a)
Mercury
b)
Venus
c)
Mars
d)
Earth
e)
Jupiter
111.
What is the largest outer planet?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
e)
Mars
112.
The planet closest to the sun.
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
e)
Jupiter
113.
The nearest planet to Earth.
a)
Venus
b)
Mercury
c)
Mars
d)
Ceres
e)
Jupiter
114.
It is the only planet in the solar system with air, warmth and water for plants and animals to survive.
a)
Earth
b)
Mars
c)
Mercury
d)
Venus
e)
Jupiter
115.
The Earth revolves around the sun for how many days?
a)
365
b)
12
c)
369
d)
362
116.
This planet is known as the ‘red planet’ because it is covered with fine reddish soil.
a)
Mars
b)
Venus
c)
Mercury
d)
Jupiter
e)
Uranus
117.
Second largest planet.
a)
Saturn
b)
Jupiter
c)
Mars
d)
Neptune
e)
Uranus
118.
It is an independent agency of the United States responsible for the civilian space program, as well as aeronautics and aerospace research.
a)
NASA
b)
GASA
c)
PAG-ASA
d)
NAVA
e)
LAVA
119.
What is the largest moon in the Solar System?
a)
Ganymede
b)
IO
c)
Moon
d)
Deimos
e)
Titan
120.
What is the smallest moon in the Solar System?
a)
Deimos
b)
Ganymede
c)
IO
d)
Titan
e)
Callisto
121.
The smallest moon is found in planet ___.
a)
Mars
b)
Venus
c)
Mercury
d)
Nepture
e)
Jupiter
122.
What keeps the planets in order around the Sun in their own orbits?
a)
gravity of the Sun
b)
power of the planets
c)
gravity of the moons
d)
gravity of the orbits
123.
Which of the following is NOT a name for a comet?
a)
Spencer-Harley
b)
Hale-Bopp
c)
Swift-Tuttle
d)
Hyakutake
e)
Halley
124.
A rock in orbit generally between Mars and Jupiter?
a)
asteroid
b)
comet
c)
meteor
d)
meteoroid
e)
meteorite
125.
The largest asteroid.
a)
Ceres
b)
Vesta
c)
Pallas
d)
Pluto
e)
Makemake
126.
A space rock that’s bigger than a dust grain but smaller than an asteroid?
a)
meteoroid
b)
meteor
c)
meteorite
d)
comet
e)
asteroid
127.
A ___ is an extremely bright meteor, especially one that explodes in the atmosphere.
a)
bolide
b)
meteorite
c)
falling star
d)
meteor shower
128.
What do you call an imaginary line drawn around the earth equally distant from both poles, dividing the earth into northern and southern hemispheres?
a)
equator
b)
axis
c)
latitude
d)
longitude
129.
What do you call Earth’s imaginary line that passes through the North Pole, the center of the Earth, and the South Pole?
a)
axis
b)
equator
c)
latitude
d)
longitude
130.
What is the angle of tilt of the Earth’s axis?
a)
23.5 deg.
b)
24.5 deg.
c)
22.5 deg.
d)
25.5 deg.
131.
The Earth’s axis is tilted. This tilt is also known as ___.
a)
axial tilt
b)
equatorial tilt
c)
latitude
d)
longitude
132.
___ is marked by particular weather patterns and daylight hours, resulting from the earth's changing position with regard to the sun.
a)
season
b)
lengths of day and night times
c)
moonrise and moonset
d)
equinox and solstices
133.
Seasons are caused by the combination effects of the ___ and ___.
a)
axial tilt ; Earth's revolution
b)
axial tilt ; Moon's revolution
c)
Moon and Earth's revolution
d)
axial tilt ; Earth's rotation
134.
___ is a measurement of distance in degrees north and south of the equator.
a)
latitude
b)
equator
c)
axis
d)
longitude
135.
There are two points throughout the year when the axial tilt reaches its maximum tilt towards the Sun. These days are known as ___.
a)
solstices
b)
equinox
c)
spring and autumn
d)
neap and spring
136.
Which of the following is NOT one of the effects of Moon’s revolution around the Earth?
a)
seasons
b)
tides
c)
moonrise
d)
moonset
137.
Each place on Earth experiences ___ high tides each day.
a)
2
b)
1
c)
3
d)
1.5
138.
The changing shapes of the Moon we see when it orbits around the Earth are known as the ___.
a)
phases of the Moon
b)
types of Moon
c)
shapes of Moon
d)
sailor Moon
139.
When the Moon is between the Earth and the Sun, sometimes the shadow of the Moon falls on the Earth. This is known as the ___.
a)
solar eclipse
b)
lunar eclipse
c)
umbra
d)
penumbra
140.
When the Moon blocks the Sun, it produces two regions of shadow called ___ and ___.
a)
penumbra ; umbra
b)
lunar ; solar
c)
bra ; umbra
d)
lunar ; umbra
141.
At the full Moon position, sometimes the shadow of the Earth falls on the Moon, causing a/an.
a)
lunar eclipse
b)
solar eclipse
c)
umbra
d)
penumbra
142.
When the Moon enters the umbra region, we have a total lunar eclipse. The Moon turns into a ___ color and it lasts for more than an hour.
a)
red
b)
yellow
c)
green
d)
orange
143.
When it is New Moon or Full Moon, when Moon and Sun are in a line, the gravitational forces of the Moon and Sun are combined producing tides known as ___.
a)
spring tides
b)
neap tides
c)
lunar tides
d)
solar tides
144.
The ___ is a phenomenon where high tides are very high and low tides are very low.
a)
spring tide
b)
neap tides
c)
lunar tides
d)
solar tides
145.
When it is New Half Moon or Old Half Moon, the effects of the gravitational forces of the Sun and Moon cancel each other producing tides known as ___.
a)
neap tides
b)
spring tides
c)
lunar tides
d)
solar tides
146.
The ___ is a phenomenon where there's a smaller difference in the high tide and low tide.
a)
neap tides
b)
spring tides
c)
lunar tides
d)
solar tides
147.
Which of the following is NOT one of the types of satellites based on height above the Earth?
a)
astrosynchronous
b)
low-Earth
c)
medium-Earth
d)
geosynchronous
148.
This orbit is usually used for TV, cable, radio, and communications.
a)
geosynchronous
b)
astrosynchronous
c)
low-Earth
d)
medium-Earth
149.
A ___ satellite has an orbital period same as the period of rotation of the earth.
a)
geosynchronous
b)
astrosynchronous
c)
low-Earth
d)
medium-Earth
150.
A geosynchronous satellite which is placed at 0 degree angle to the equatorial plane is called a ___ satellite.
a)
geostationary
b)
synchrostationary
c)
meostationary
d)
leostationary
151.
What is the name of world's first artificial satellite?
a)
Sputnik 1
b)
Astrosat
c)
Mir
d)
Skylab
152.
GNSS stands for ___.
a)
Global Navigation Satellite System
b)
General Network Satellite System
c)
Global Navigation Solar System
d)
Global Network Satellite Station
153.
EOS stands for ___.
a)
Earth-Observation Satellites
b)
Earth Orbital System
c)
Earth Ordinary Satellite
d)
Earth Orbital Satellite
154.
GPS stands for ___.
a)
Global Positioning System
b)
Global Positioning Satellite
c)
General Positioning System
d)
Global Primary System
155.
It is a modular space station (habitable artificial satellite) in low Earth orbit.
a)
ISS
b)
Sputnik
c)
EOS
d)
GNSS
156.
ISS stands for ___.
a)
International Space Station
b)
International Solar System
c)
International Space Satellite
d)
International Satellite Station
157.
Which country has the most number of satellites?
a)
USA
b)
Russia
c)
Canada
d)
China
158.
What is the name of Thailand's first artificial satellite?
a)
Thaicom 1
b)
Thailand 1
c)
Thaicomsat 1
d)
Thaisat 1
100 %
