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Science Unit Test - Grade 5

Total questions: 115

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

It is the breaking down of rocks into fragments.

a)

erosion

b)

flooding

c)

runoff

d)

weathering

2.

A type of weathering that involves a change in the composition of the rock.

a)

chemical

b)

mechanical

c)

both chemical and mechanical

d)

physical

3.

They cause weathering by scratching on the rocks’ surface as they walk or run around.

a)

animals

b)

plants

c)

water

d)

wind

4.

This happens to a rock when it is exposed to a higher temperature.

a)

contracts

b)

evaporates

c)

expands

d)

sinks

5.

An open-pit mine where rocks can be extracted.

a)

landfill

b)

open field

c)

quarry

d)

reservoir

6.

The rocks are broken into small pieces of different shapes without changing their original composition. (MEHNACLCIA)

(a)  

7.

Type of weathering that involves a change in the composition of the rock as they broke down into pieces.

(C M I L A H E C)

(a)  

8.

The repeated expansion and contraction of rocks due to this change will result in weathering.

(E R E T U M A P R T E)

(a)  

9.

Mining, use of different equipment, or simply kicking of rocks can contribute to cause weathering.

(U M A S N H)

(a)  

10.

One of the most common agents of weathering is pounding rocks that cause them to break into fragments.

(R T E W A)

(a)  

11.
The process of breaking up Earth's surface into soil and sediment over a long period of time  is called...
a)
sediment
b)
erosion
c)
weathering
d)
deposition 
12.
What type of weathering is it when acid rain breaks down and changes the rock.
a)
chemical weathering 
b)
physical or mechanical weathering
c)
erosion
d)
Deposition
13.
Acid rain is most likely to cause...
a)
deposition
b)
glaciers to move
c)
chemical weathering
d)
mechanical weathering
14.
What type of Weathering is caused by animal actions?
a)
Chemical Weathering 
b)
Erosion 
c)
Mechanical Weathering 
d)
Animals 
15.
thermal fractionation, frost wedging, hydration shattering, exfoliation and abrasion. are forms of what? 
a)
Mechanical Weathering 
b)
Erosion
c)
Chemical Weathering 
d)
Compaction 
16.
Dissolution, hydrolysis, Hydration, and  Oxidation and Acid Rain are examples of what kind of weathering?
a)
Mechanical Weathering
b)
Abrasion 
c)
Chemical Weathering
d)
Bill Nye the science guy
17.
The process of breaking up rocks caused by CHEMICAL changes that DOES change the actual substance of the rock. 
a)
erosion
b)
Acid Rain
c)
Chemical Weathering
d)
Rocks
18.
A process that breaks up rocks using PHYSICAL changes that don't change the actual substance.  
a)
Chemical Weathering 
b)
Animals 
c)
Plants 
d)
Mechanical Weathering 
19.
These rocks were broken apart from the continuous freeze/thaw of water in the cracks of the rocks. This is an example of:
a)
ice wedging
b)
dumptruck
c)
permeability
d)
acid rain
20.

The movement of rocks and soil from one place to another is called erosion.

a)

Weathering

b)

Erosion

21.

Erosion of rock fragments greatly contributes to soil formation as well as formation of landforms.

a)

True

b)

False

22.

What is not an agent of soil erosion?

a)

water

b)

wind

c)

animals

d)

humans

e)

plastic

23.

How does water causes erosion?

a)

When soil is mixed to water, it dissolves

b)

As water flows, its force transports rocks and soil particles from one place to another.

c)

It doesn't contribute to erosion

24.

The speed of flowing water affects the rate of erosion, too. The faster the water flows, the faster and the farther the erosion would be.

a)

True

b)

Flase

25.

How does wind causes soil erosion?

a)

As the wind blows, it carries light particles of rocks and soil, transporting and depositing them into another place.

b)

As the wind blows, the particles of rock will be crushed.

c)

It doesn't cause soil erosion

26.

How does animal contribute to soil erosion?

a)

Burrowing animals can carry away soil with their fur and claws

b)

A chicken that scratches its feet on the ground causes the transport of some soil particles.

c)

All of the above.

27.

This agent has the major contribution to the rate of soil erosion.

a)

Humans

b)

Animals

c)

Water

28.

Gardening can cause erosion.

a)

True

b)

False

29.

Weathering and soil erosion is the same.

a)

True

b)

False

30.

Bonus question:

Where do you think would erosion be faster?

a)
b)
31.

Which of these might be carried by the wind, which causes the weathering of rocks?

a)

Fog

b)

Mud

c)

Pollen

d)

Sand

32.

Write at least one factor that may cause the weathering of rocks.

(a)  

33.

What is the process called when Earth’s surface is broken down into smaller pieces?

(a)  

34.

What is the process called when pieces of Earth’s materials are moved to another location?

(a)  

35.

Which of these does not cause erosion?

a)

liquid water

b)

ice

c)

sunlight

d)

wind

36.

Sedimentary rock is formed by deposition.

a)

True

b)

False

37.
The process by which water, ice, wind or gravity moves weathered rock and soil from one place to another.
a)
weathering
b)
erosion
c)
deposition
d)
dumptruck
38.
How does freezing water cause the weathering of rocks?  The freezing water—
a)
keeps the rocks in place
b)
makes the rocks last longer
c)
expands cracks and breaks rocks
d)
causes rocks to fall in landslides
39.
How do plants weather rocks?
a)
during photosynthesis
b)
when roots grow into cracks of rocks and expand the rock
c)
when the plant moves water from the roots to the leaves
40.

Erosion ________________________.

a)

breaks down rock

b)

moves rocks

c)

deposits rock

d)

is caused by ice wedging

41.

1. Which structure of tropical cyclone is strongest?

a)

EYE

b)

EYEWALL

c)

FRONT

d)

RAINBANDS

42.

2. It is a belt of low pressure which circles the Earth generally near the equator where the trade winds of the Northern and Southern Hemisphere come together.

a)

Coriolis force

b)

Orographic lifting

c)

Tropical Cyclogenesis

d)

Inter Tropical Convergence Zone

43.

3. Which of the following is NOT true about tropical cyclone?

a)

High pressure occurs when air is cool

b)

Low pressure occurs at a place which is warm

c)

Wind blows from the areas of low pressure to the area of high pressure

d)

Wind blows from the areas of high pressure to the area of low pressure.

44.

4. What temperature does water have to be for a tropical cyclone to form?

a)

18.5 ⁰C

b)

32.5 ⁰C

c)

26.5 ⁰C

d)

82.5 ⁰C

45.

5. Another name for a tropical cyclone in North Pacific Ocean

a)

Typhoon

b)

Cyclone

c)

Hurricane

46.

6. It is the calmest part of a typhoon.

a)

EYE

b)

EYEWALL

c)

RAINBANDS

47.

7. What agency tracks the activities of typhoon that enters PAR?

a)

Department of Education (DepEd)

b)

Department of Social Welfare and Development (DSWD)

c)

Department of Environment and Natural Resources (DENR)

d)

Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA)

48.

8. Which statement below is INCORRECT about typhoon?

a)

It generally moves in northwest direction.

b)

The eye has lesser wind speed than the eyewall.

c)

It requires ocean waters to form regardless of its location.

d)

Air pressure within typhoon increases as distance from the eye of the storm increases.

49.

9. Where does typhoon usually start to develop?

a)

mountain ranges

b)

low pressure area

c)

high pressure area

d)

area with high temperature

50.

10. What are the key ingredients for a tropical cyclone to formed or developed.

(a)  

51.

PAR stands for?

a)

Philippine Area of Restriction

b)

Philippine Autonomy and Responsibility

c)

Philippine Area of Responsibility

d)

Philippine Authority for Responsibility

SHOW ANSWER

52.

PAGASA stands for?

a)

Philippine Atmospheric, Geographical and Astronomical Services Administration

b)

Philippine Atmospheric, Geophysical and Astronomical Services Administration

c)

Philippine Atmospheric, Geophysical and Astrological Services Administration

d)

Philippine Atmospheric, Geophysical and Astronomical Services Authority

53.

Every year, the Philippines experiences at least how many typhoons?

a)

18

b)

20

c)

25

d)

23

54.

Tropical storms in the Northwest Pacific are called

a)

Hurricanes

b)

Typhoons

c)

Cyclones

d)

Tornados

55.

What is the calm area in the center of a hurricane called?

a)

wall

b)

arm

c)

eye

d)

hole

56.

Tropical cyclones are called different names in different places. Tropical cyclones found in the northwestern Pacific are called..

a)

Typhoon

b)

Cyclonic storm

c)

Hurricane

d)

Willy-will

57.

Typhoon is locally known as ________________________

a)

baha

b)

ulan

c)

bagyo

d)

buhawi

58.
This weather instrument is a...
a)
thermometer
b)
wind vane
c)
anemometer
d)
rain gauge
59.
What does this tool measure?
a)
Wind speed
b)
Wind direction
c)
Air pressure
d)
Temperature
60.
This weather instrument is a... it shows wind direction
a)
anemometer
b)
Christmas ornament
c)
wind vane
d)
barometer
61.
What is the name of this tool?
a)
Barometer
b)
Hygrometer
c)
Rain Gauge
d)
Thermometer
62.
This weather instrument is a...
a)
anemometer
b)
barometer
c)
wind vane
d)
thermometer
63.
A rain gauge measures what?
a)
Air pressure
b)
Wind speed
wind speed
c)
Amount of rain fall
d)
Wind direction
64.
Which tool measures air pressure?
a)
Thermometer
b)
Barometer
c)
Wind Vane
d)
Hygrometer
65.
Temperature is measured in...
a)
degrees
b)
inches
c)
centimeters
d)
feet
66.
There is a difference between climate and weather. 
a)
True 
b)
False 
67.
Look at the picture. How do you know it is windy?
a)
There is rain falling from the sky.
b)
There are clouds.
c)
The trees are moving.
d)
The sun is out.
68.
what type of cloud is shown?
a)
cumulus
b)
cirrus
c)
stratus
69.
what type of cloud is shown?
a)
cumulus
b)
cirrus
c)
stratus
70.

The PAGASA is obliged to do the following EXCEPT _____________.

a)

Deliver weather forecasts and advisories

b)

Provide information to the public about typhoon and flood warnings

c)

Provide facts related to climatology, meteorology, and astronomy

d)

Rescue trapped survivors of a disaster

71.

What will be the storm warning signal if winds of greater than 100kph up to 185kph may be expected in at least 18 hours?

a)

PSWS no. 1

b)

PSWS no. 2

c)

PSWS no. 3

d)

PSWS no. 4

72.

What will be the storm warning signal if a very strong winds of more than 185kph may be expected in at least 12 hours?

a)

PSWS no. 1

b)

PSWS no. 2

c)

PSWS no. 3

d)

PSWS no. 4

73.

What will be the storm warning signal if winds of greater than 60kph and up to 100kph may be expected in at least 24 hours?

a)

PSWS no. 1

b)

PSWS no. 2

c)

PSWS no. 3

d)

PSWS no. 4

74.

Only very light or no damage may be sustained by areas affected. Rice crops in flowering stage may suffer significant damage. What is the storm warning signal in this situation?

a)

PSWS no. 1

b)

PSWS no. 2

c)

PSWS no. 3

d)

PSWS no. 4

75.

Most residential and institutional buildings of mixed construction may be severely damaged. Electrical power distribution and communication services may be severely disrupted. What is the storm warning signal in this situation?

a)

PSWS no. 1

b)

PSWS no. 2

c)

PSWS no. 3

d)

PSWS no. 4

76.

Tick whether the activity is Desirable Practices (DP) or Undesirable Practices (UP).

1. The families near rivers move to the evacuation centers before the area gets flooded.

a)

Desirable Practices (DP)

b)

Undesirable Practices (UP)

77.

Tick whether the activity is Desirable Practices (DP) or Undesirable Practices (UP).

2. Traveling by sea even when there is an upcoming bad weather.

a)

Desirable Practices (DP)

b)

Undesirable Practices (UP)

78.

Tick whether the activity is Desirable Practices (DP) or Undesirable Practices (UP).

3. prepare candles, matches, flashlights, and radios with extra batteries.

a)

Desirable Practices (DP)

b)

Undesirable Practices (UP)

79.

Tick whether the activity is Desirable Practices (DP) or Undesirable Practices (UP).

4. People dispose their garbage properly and practice cleanliness in their surroundings.

a)

Desirable Practices (DP)

b)

Undesirable Practices (UP)

80.

Tick whether the activity is Desirable Practices (DP) or Undesirable Practices (UP).

5. Drainages in the residential areas are full of solid wastes that cause clogging.

a)

Desirable Practices (DP)

b)

Undesirable Practices (UP)

81.

The moon is a _____.

a)

Satellite

b)

Star

c)

Planet

d)

Moon

82.
How many phases of the moon are there?
a)
eight
b)
four
c)
ten
d)

five

83.
The Moon gets its light from the
a)
Earth
b)
Stars
c)
Sun
d)

Other Planet

84.
When the Earth is between the Moon and the Sun, it is most likeky a:
a)
Full Moon
b)
Half Moon
c)
3rd Quarter Moon
d)

New Moon

85.
Why does the Moon have different phases?
a)
It follows the Sun around the Earth.
b)
It moves around the Earth.
c)
It moves around the Sun.
86.
When the Moon is between the Earth and the Sun, it is most likely in what phase?
a)

New Moon

b)
3rd Quarter
c)

Full Moon

d)

First Quarter

87.

The right half of the moon is illuminated.

a)

Last Quarter

b)

Waxing Gibbous

c)

Waning Gibbous

d)

First Quarter

88.

Most of the moon's surface is illuminated except for a sliver on the right side.

a)

Waxing Gibbous

b)

Waxing Crescent

c)

Waning Gibbous

d)

Waning Crescent

89.

Small sliver of the moon is illuminated on the right side.

a)

New Moon

b)

Waning Gibbous

c)

Last Quarter

d)

Waxing Crescent

90.

Only a small sliver of the moon is illuminated on the left side.

a)

Full Moon

b)

Last Quarter

c)

Waning Crescent

d)

Waning Gibbous

91.

The left half of the moon is illuminated.

a)

Full Moon

b)

Waxing Crescent

c)

First Quarter

d)

Last Quarter

92.

Most of the moon's surface is illuminated except for a small sliver on the left.

a)

Waning Crescent

b)

Waxing Gibbous

c)

Last Quarter

d)

New Moon

93.

The moon is appearing to get smaller

a)

Waxing

b)

Waning

c)

Crescent

d)

Gibbous

94.

More shadow is showing than the moon.

a)

Waxing

b)

Waning

c)

Crescent

d)

Gibbous

95.

The moon is appearing to get bigger

a)

Waxing

b)

Waning

c)

Crescent

d)

Gibbous

96.
What constellation is this?
a)
Orion
b)
Taurus
c)
Canis Major
d)
Gemini
97.
True/False: The stars we see in each constellation are very close to us.
a)
True
b)
False
98.
As the earth rotates on its axis, the constellations and stars in them appear to _________.  
a)
move across the sky
b)
stand still in the sky
c)
move around each other
d)
rotate
99.
People in the Northern Hemisphere do see the same constellations as the people in the Southern Hemisphere.
a)
True
b)
False
100.
A constellation is a group of visible ____ that form a pattern when viewed from Earth.  
a)
planets
b)
stars
c)
patterns
d)
creatures
101.
The sky is divided into ____ constellations.
a)
11
b)
22
c)
44
d)
88
102.
Visible stars that form a pattern in the sky are called...
a)
galaxies
b)
constellations
c)
meteors
d)
dot to dot
103.
What is the largest constellation?
a)
Canis Major
b)
Big Dipper
c)
Draco
d)
Hydra
104.
What constellation has the Little Dipper as part of its pattern?
a)
Ursa Minor
b)
Ursa Major
c)
Polaris
d)
Andromeda
105.
Polaris always points
a)
East 
b)
West
c)
North
d)
South
106.
Why do other stars appear so much smaller than the sun?
a)
They are much smaller
b)
They are so far away
c)
They are not as bright
d)
They are dwarf stars
107.
What is the smallest constellation?
a)
The Little Dipper
b)
The Crux
c)
Orion
d)
Sagittarius
108.
What constellation is this?
a)
Draco
b)
Ursa Minor
c)
Corona Borealis
d)
Cepheus
109.
The constellation patterns may take the shape of an ___, ___, ____, ___, or object such as a crown or compass.
a)
planets, stars, animals, people
b)
stars, animals, people, man
c)
man, animals, stars, planets
d)
animal, mythological creature, man, woman, 
110.
Constellations may be only visible during certain seasons due to the Earth’s orbit around the____.  
a)
Earth
b)
Mars
c)
Planets
d)
Sun
111.
Ursa Major is also called “Larger Bear” and is one of the largest constellations.  
a)
True
b)
False
112.
Ursa Major (Larger Bear) has this asterism in its pattern 
a)
the Little Dipper
b)
the Big Dipper
c)
Orion
d)
The Crux
113.
The constellation Orion is named because it resembles
a)
part man, part horse
b)
a great bear
c)
a great hunter
d)
a plow
114.
The term Zodiac refers to ...
a)
the light from Saturn's rings
b)
the head of the Celestial Empire
c)
a method for making astrological predictions
d)
a group of constellations lying near the ecliptic
115.
A notable usefulness of constellations
a)
as a cute picture in your windows
b)
as a calendar to assist in when to plant and harvest crops
c)
to assist bakers when proofing bread
d)
as evidence of life in the universe