REVIEWER IN SCIENCE 1
INTEGRATED SCIENCE
4RTH QUARTER REVIEWER
NAME:
___________________________________________________________DATE:_______________SCORE_____/_____
I:
MULTIPLE CHOICES: Encircle the letter that corresponds to the word or words
that will correctly complete the sentence.
1.
The earth crust that makes up the
continents is called_________________________.
a.
Lithosphere b.
oceanic crust c. trench d. continental crust e. tectonic plates
2.
The melted rock the flows from a volcano
and reaches the earth’s surface is called___________________.
a.
Granite b.
lava c. magma d. pumice e. ashes
3.
A vent in the earth’s surface through which
the magma and gases erupt.
a.
Mountain arch’s b. volcano c. asthenosphere d. oceanic crust e.
subduction zone
4.
A piece of granite having small crystals
was formed ________________.
a.
Quickly b.
slowly c. with
water d. with gas bubbles e. shinny with sediment
5.
A type of rock from a cooling magma is
called_______________________________.
a.
Granite b.
crystals c. igneous d. metamorphic e. sedimentary
6.
A fold is ____________________.
a.
Fault b.
joint c. rift d. rift e. bend of rock
7.
Most plates contain
________________________.
a.
Continents b.
only oceanic plates c. both
continental and oceanic plates d. only continental plates
8.
The source of the forces that move plates
is called_________________________.
a.
Gravity b.
magnetism c. the earth’s rotation d. convection current e. conduction current
9.
All of these are form of erosion by water
except ____________________.
a.
Blowing away of the soil b. waves crashing into the rocks c. carrying away of sediments by river
d. a flooding river
carrying away topsoil e. heavy rain in
an area.
10. The most abundant gas in the
atmosphere is ________________.
a. methane b. oxygen c.
nitrogen d. helium e. carbon dioxide
11. The lowest layer of the atmosphere is
called the _______________________.
a. mesosphere b. troposphere c.
stratosphere d. thermosphere e. ionosphere
12. Ultraviolet radiation from the sun is
absorbed by ozone in the_____________________.
a. ionosphere b. stratosphere c.
thermosphere d. troposphere e. mesosphere
13. The lower thermosphere is called the
_________________________.
a. stratosphere b. mesosphere c.
thermosphere d. troposphere. Ionosphere
14. The percentage of carbon dioxide in the
atmosphere is approximately ____________________.
a.
less than 1 percent b. 21 %` c.78% d.
99% e. 50 %
15. Bacteria in the soil turn atmospheric
nitrogen into _______________.
a. methane b. oxygen c.
nitrates d. carbon e. helium
16.
Scientist are concerned that the burning of fuels is increasing too much of
____________ in the atmosphere.
a. nitrogen b. ozone c.
oxygen d. carbon dioxide e. sulfur oxide
17.
The atmosphere is divided into layers according to major changes in
______________ .
a. pressure b. temperature c. air
flow d. the kinds of gases it
contains e. the amount of gas
18. Earth’s weather generally occurs in
the ______________________________.
a. mesosphere b. stratosphere c. thermosphere d. thermoshere e. ionosphere
19. Ultra violet rays and x-rays caused
charges particles to form in the ______________________.
a. exosphere b. ionosphere c.
stratosphere d. troposphere E. ionosphere
20. Compared to warm air, cold air is ______________ for a given volume.
a. lighter b. more dense c.
less dense d. about same density
21. The layer where electrically charged
particles are found is called________________________.
a. exosphere b. stratosphere c.
thermosphere d. troposphere e. ionosphere
22. The layer of the atmosphere where
air is very thin is called the_____________________________.
a. exosphere b. stratosphere c.
thermosphere d. troposphere e.ionosphere
23. The layer in which the temperature
drops its altitude is called _____________________.
a. exosphere b. stratosphere c.
thermosphere d. troposphere e. ionosphere
24. Beyond the exosphere is a region
where radioactive particles form a layer called ______________.
a. ionosphere b. mesosphere c.
stratosphere d. aurora e. Van Allen Belt
25. Air pressure decreases as altitude
increases because ____________________.
a. there are less clouds b. less gravitational pull c. temperature decreases d. air becomes less dense
26. The ozone layer is vital to life on
earth because___________________.
a. ozone reflects heat b. ozone is an absorbing gas c. the ozone is a thin layer of gas.
d. ozone absorbs most of the
ultraviolet rays entering the earth’s atmosphere
27. It is important for meteoroids to
burn up in the a may be atmosphere so that________________.
a. meteoroids don’t pull the earth b. meteoroid cannot be seen by
people
c. a bright light may be created in
the sky d. the earth may be
protected from its damaging impact
28. It is said that tress may reduce
by_________________________
a. throwing the garbage b. tress provided shelter c. tress absorbs sound waves d. tress cover houses and buildings
29. What occurs due to the heating of
the air?
a. conduction b. precipitation c.
radiation currents d. convection
currents
30. What instrument is used to measure
air pressure?
a. altimeter b. barometer c.
psychomotor d. thermometer
31. Which layer in the upper atmosphere
absorbs ultraviolet rays?
a. hydrogen b. ozone c.
water vapor d. carbon dioxide
32. What kind of front occurs when a
cold front overtakes a warm front?
a. cold b. occluded c.
stationary d. warm
33. Which area of high pressure contains
cold, dry air?
a. anticyclone b. cyclone c.
hurricane d. tornado
34. Which of the following is use to
seeds clouds?
a. ice b. silver iodine c.
sodium iodide d. sodium
chloride
35. How does the ozone layer protect the
earth?
a. by absorbing visible light b. by absorbing infrared rays c. by giving off carbon dioxide
d. by absorbing ultraviolet rays
36. When a warm air mass and cold air
mass meet and no movement occurs, which of the following forms?
a. cold front b. warm front c.
occluded front d.
stationary front
37. Which of the following people study
weather?
a. astronomers b. geologist c.
meteorologist d. seismologist
38. Which refers to the general
conditions of temperature and precipitation over a large area over a long
period of time?
a. atmosphere b. climate c.
latitude d. weather
39. What happens to air altitude increases?
Air becomes ________.
a. Cooler and less dense c. warmer and less
dense
b. cooler and more dense warmer and
more dense
40. How may polar zone be characterized?
a. low temperature and low
precipitation b. low
temperature and high precipitation
c. high temperature and low
precipitation d. warmer and
high precipitation
41. Which of the following causes
climate to change?
a. drifting of continents b. changes in sun’s energy output c. changes in the position f the
earth relative to the sun
d. all of these
42. What does PAGASA sent out to inform
the people of the coming typhoons?
a. isobars b. weather man c.
weather maps d.
typhoon signal
43. What term is used tor tropical
cyclones that occur in the Philippines?
a. floods b. hurricanes c.
tornadoes d. typhoons
44. What terns refer to an area where
two different air masses meet?
a. fair weather b. rainy weather c. constant weather d. typhoons
45. What term refers to an area where
two different air masses meet?
a. front b. isobar c.
low pressure d. high pressure
46. What do the amount of sunlight
reaching a place, temperature, air pressure, and wind bring about?
a. fair weather b. rainy weather c.
constant weather d. change in the
weather
47. What happen to the air above a
surface when the surface absorbs more heat?
a. becomes warmer c. becomes dense b. becomes cooler c. becomes humid
48. What does cold, dense air create?
a. disturbance b. front c.
low-pressure area d. high-pressure
area
49. What are the two major oceans of the
world?
a. atlantic, pacific,and china
b. atlantic, pacific, and Indian
c. inndian, arctic, Mediterranean
d. atlantic, pacific, and Caribbean
50. What cause ocean currents to occur?
a. volcanoes and tides
b. winds and earthquake
c. tides and differences in water
density
d. winds and differences in water
density
51. What refers to the rising of cold
currents toward the ocean surface?
a. mapping b. reefing c.
surfing d. upwelling
52. Which of the following is the deepest
ocean?
a. arctic ocean b. atlantic ocean c. Indian ocean d. pacific ocean
53. Which refers to the number of grams
of dissolve salts in 1 kg ocean water?
a. density b. frequency c.
salinity d. thermocline
54. Which refers to the amount of dissolve
gases in ocean water?
a. increases with deph b.
decreases with deph c.is constant
for all deph d. is too small to be
measured
55. What is the use of sonar?
a. control ideas b. test for salinity c. detect earthquake d. map the ocean floor
56. Who studies the salinity of bodies
of water?
a. a
geologist b. a demographer c. a meteorologist d. an oceanographer
57. Why is the fishing industry in the
Philippines slowly deteriorating?
a. presence of fishponds b. presence of too many islands c. presence of industrial discharges
d. presence of too many fishing
vessels
58. Why is fishing a major in the
industry the Philippines?
a. low prices of fishes b. ease in catching fishes c. presence of many islands d. presence of good fishing grounds.
59.
Why is ocean play an important role in the water cycle?
a. they contain salt water b. they are exposed to the sun c.
they are the largest body of water
d. they supply much of water in the
atmosphere
60. Why is the ocean an important part
of the earth?
a. They supply salt b. They are used for swimming c. They supply food and minerals d. They are used for transportation
61. The diameter of the earth is
roughly____________.
a. 128 Km b. 1280 Km c.
12 800km d. 128 000 Km
` 62. An imaginary line that divides the
earth into Northern hemisphere and Southern Hemisphere is called____________.
a.
Equator b.
latitude c. North Pole d.
South Pole
63. The hemisphere that leans toward the
sun has________________.
a. long days and long nights b. long days and short nights
b. short days and long nights d. short days and short nights
64. The time it takes the earth to
rotate once is called______________.
a. day b. week c. month d. year
65. the time it takes the earth to
revolve around the sun once called a____________________.
a. day b. week c.
month d. year
66. Seasons occur because of the
_________________.
a. tilt of the earth’s axis b. tilt of the earth’s orbit c. changing disturbance between the earth and
the sun
d. changing distance between and the
earth and the moon
67. In the Northern Hemisphere,
june 21 is the _______________________.
a. shortest day b. longest night c. winter solstice d.
summer solstice
68. The moon goes through all its phases
roughly every____________________.
a. day b. week c. month d.
year
69. A lunar eclipse occurs when the
_________________.
a. moon is in the first quarter
b. sun is between the earth and the
moon
c. moon is between the earth and the
sun
d. earth is between the sun and the
moon
70. The phase of the moon that occurs
just after the waxing crescent and just before the waxing gibbous phase is the
__________.
a. full moon b. new moon c. last
quarter d. first quarter
71. Tides are caused mainly
by____________________.
a. wind b. magnetic field c. gravitational pull of
the sun d. gravitational of the moon
72. When water rises ti its highest
level due to the moons gravitational pull, a______________.
a. low tide occurs b. high tide occurs c. lunar eclipse occurs d. solar eclipse occurs
73. The moon is the most visible in the
sky during_________________.
a. full moon b. new moon c. last
quarter d. first moon
74.
Since the moon has no atmosphere, it has no___________________.
a.
soil b. weather c. water vapor d. temperature
75. We have day and night because the
earth_____________________.
a. is round b. has a moon c.
rotates on its axis d. revolves
around the sun
76. Season change because the rays of
the sun___________________.
a. strike certain areas only b. do not strike some
areas
c. strike the equator directly c. strike the earth at different angels
77. There is no winter in the
Philippines because_______________________.
a. is in asia b. has many island c. has sufficient rainfall d.
is located near the equator
78. There are no living things on the
moon because the moon ____________________.
a. has many craters b. has no air or water c. is far from the earth d. has little or no atmosphere
79. Tides affect people and the
environment by_____________________.
a. causing fishes to die b. destroying the shorelines c. causing floods in low areas d. bringing in litter from the oceans.
80. In calculating the earth’s
circumference, Eratosthenes used the ____________________.
a. tilt of the earth b. earth’s shadow c. angle of the sun’s rays d. movement of the earth.
81. The solar system includes
___________________.
a. asteroids b. the sun c.
the planet d. all of these
82. One theory spectacles that the solar
system was formed from _____________________.
a. a comet b. a nebula c.
an asteroids d. a protoplanet
83. The moons of planets are
called_________________.
a. asteroids b. comets c.
protoplanet d. satellites
84. The path of planets around the sun
is called ________________.
a. orbit b. gravitational
pull c. period of rotation d. period of revolution
85. The planet closest to the sun is
________________.
a. Earth b. Jupiter c.
mercury d. Pluto
86. A rocky object from space that has
struck the earth’s surface is ______________.
a. a meteor b. a meteoroid c. a meteorite d.
an asteroid
87. the orbits of the planets are
______________in shape.
a. circular b. elliptical c.
linear d. completely irregular
88. The band of colors formed when light
is separated is called a _____________.
a. prism b. spectrum c.
red star d. blue star
89. The coolest star are
________________.
a. blue-white b. red c.
white d. yellow
90. The hottest stars are
________________.
a. blue-white b. red c.
white d. yellow
91. The actual brightness of a star is
called____________________.
a. clusters b. fusion c.
absolute magnitude d. apparent
magnitude
92. During its early life, a star
changes ______________________.
a. Carbon into iron b. helium into hydrogen c. hydrogen into helium d. hydrogen into carbon
93.
Medium-sized stars eventually become ____________________.
a. giant stars b. black holes c. white dwarfs d. neutron stars
94. The sun is located in a galaxy
called the __________________.
a. nebula b. orion c.
Taurus d. milky way
95. A star’s brightness as it appears
from the earth is its _______________.
a. cluster b. temperature c.
absolute magnitude d. apparent
magnitude
96. The constellations seem to change
location in the sky because of the___________________.
a. rotation of the earth b. rotation of the moon c. revolution of the earth d. revolution of the moon
97. Astronomers determine the
temperature of the stars through their ______________.
a. colors b. distance c.
position d. shape
98. Star twinkle due to the ________.
a. diminishing sizes b. presence of colors c. presence of gases in the atmosphere
d. fusion process emitting heat and
light.
99. NASA scientist study distant objects
in space through______________.
a. photograph b. light coming from stars c.
observation of the earth’s motion d.
space telescopes and sateites
100. Apollo 11 was significant because
it_________________.
a. was a space laboratory b. was launched by NASA c. carried to earth rock samples
d. brought the first humans on the
moon
II.
IDENTIFICATION
a.
Identify what is being described. Write
your answers before each number.
_________________1.
Huge collection of stars.
_________________2.
Planet farthest from the sun.
_________________3.
Measure of a stars’ brightness
_________________4.
Moon that revolves around a planet
_________________5.
Instrument used to break apart white light
_________________6.
Laboratory launched by a rocket into space
_________________7.
Small, very dense star that gives off dim, white light
_________________8.
Objects from the outer space that strikes earth’ssurface
_________________9. Imaginary line through a planet’s center on
which the planets rotates
_________________10.
The theory that states that our solar system began in a large gas cloud
b.
Match the items in column A with those in
column B. On the line before the number, write the letter that corresponds to
the correct answer.
A.
B.
______________1.
Exosphere a.
layer where jets fly
______________2.
Ionosphere b.
reflects radio waves
______________3.
Stratosphere c.
highest layer of the atmosphere
______________4.Troposphere d. lowest layer of
the atmosphere
______________5.
Ozone Layer e.
keeps most of the sun’s ultraviolet radiation from reaching the earth’s
atmosphere
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