Free Printable unit4

1.

Which of the following is a three-dimensional representation of the Earth?

a)

map

b)

globe

c)

graphic

d)

painting

2.

It is an imaginary line that measures the distance in degrees north or south of the equator.

a)

longitude

b)

latitude

c)

prime meridian

d)

international date line

3.

When measuring the lines of latitude, always begin with the ________, which represents 0°.

a

a)

prime meridian

b)

equator

c)

longitude

d)

north pole

4.

What is the most abundant element in the Earth’s atmosphere?

a)

argon

b)

carbon dioxide

c)

nitrogen

d)

oxygen

5.

. The following are the examples of greenhouse gases EXCEPT __________.

a)

carbon dioxide

b)

oxygen

c)

methane

d)

chlorofluorocarbon

6.

What type of breeze forms in Diagram X?

a)

Land Breeze

b)

Sea Breeze

c)

Mountain Breeze

d)

Valley Breeze

7.

Diagram Y is an example of _______________.

a. Land Breeze b. Sea

a)

Land Breeze

b)

Sea Breeze

c)

Mountain Breeze

d)

Valley Breeze

8.

Which of the following statement is NOT TRUE about amihan and habagat?

a)

Amihan is known as the northeast monsoon.

b)

Habagat is known as the southwest monsoon.

c)

From October to March, the habagat comes from the northeast and moves towards the south.

d)

From October to March, the amihan comes from the northeast and moves towards the south.

9.

What is TRUE about Intertropical Convergence Zone?

a)

It occurs all year around.

b)

It occurs in country near the equator.

c)

It is characterized by hot and humid weather.

d)

It is characterized by cold and humid and dry air

10.

This condition exist because of the Earth’s revolution and its tilt, different parts of the Earth receive

direct rays of sunlight for more hours of the day at certain times in the year.

a)

Season

b)

Climate

c)

Weather

d)

Day-Night Cycle

11.

Earth’s seasons are caused by which of the following?

a. The varying amount of sunspot activity.

b. The rotation of the Earth during a 24-hour day.

c. The Earth’s orbit around the Sun as an ellipse rather than a circle.

d. The tilt of the Earth’s axis of rotation relative to the ecliptic as Earth revolves around the Sun.

a)

The varying amount of sunspot activity.

b)

The rotation of the Earth during a 24-hour day.

c)

The Earth’s orbit around the Sun as an ellipse rather than a circle.

d)

The tilt of the Earth’s axis of rotation relative to the ecliptic as Earth revolves around the Sun.

12.

Which of the following pictures shows the appearance of the Moon when a solar eclipse occur?

a)

b)

c)

d)

13.

Which motion do the arrows in the diagram represent?

a)

Earth’s rotation

b)

Sun’s rotation

c)

Sun’s revolution

d)

Earth’s revolution

14.

During lunar eclipse, which alignment of the sun, Earth, and the moon occur in the correct sequence?

a)

Moon – Earth – Sun

b)

Sun – Earth – Moon

c)

Moon – Sun – Earth

d)

a or b

15.

During what phase of the moon does solar eclipse occur?

a)

Crescent moon

b)

New moon

c)

Full moon

d)

Gibbous moon

16.

At the east of the Philippines, is mostly water but when you look closely you can see Guam. The Philippines is located at the _______ of Guam.

a. North b. West c. South d. East

a)

North

b)

West

c)

South

d)

East

17.

We depend on energy for many of our daily activities. Which of the following statements identify/s conservation of energy?

I. Switch off lights when not in use.

II. Recycle materials like paper and glass container.

III. Turn off electrical appliance when they are not in

use.

IV. At low tide, water is allowed to run out through the

dam to turn electrical generators.

a)

I only

b)

I and II

c)

I, II, III

d)

I, II, III, IV

18.

Which of the following DOES NOT illustrate a wise conservation of energy?

a)

Constructing dams near waterfalls.

b)

Using solar power cells to run electricity

c)

Making windmills in areas with strong seasonal winds

d)

Dumping of garbage and agricultural wastes into rivers

19.

Which of the following statements account for the occurrence of land breeze, sea breeze and monsoons?

I.Warm air goes up.

II.Different locations warm up or cool down differently.

III.Cold air moves toward the place where warm air is rising.

a)

I and III

b)

II and III

c)

I and II

d)

I, II and III

20.

What do you call the wind system that brings the cold Siberian (Northern Hemisphere) wind to the

Philippines?

a)

NE monsoon

b)

SW monsoon

c)

land breeze

d)

sea breeze

21.

When does a solstice occur?

a. When days and nights are of equal lengths.

b. When Earth’s axis does not point either toward or away from the sun.

c. When it is spring in the Northern Hemisphere.

d. When it’s summer or winter in the Northern Hemisphere.

a)

When days and nights are of equal lengths.

b)

When Earth’s axis does not point either toward or away from the sun.

c)

When it is spring in the Northern Hemisphere.

d)

When it’s summer or winter in the Northern Hemisphere.

22.

Which part of the earth experiences summer in December and colder in June?

a)

Northern hemisphere since Sun is tilted towards it on June and December.

b)

Northern hemisphere because it receives direct rays from the Sun in December and lesser in June.

c)

Southern hemisphere because it receives direct rays from the Sun in December and lesser solar energy in June.

d)

Both southern and northern hemisphere because they receive equal rays directed from the Sun in

December and June.

23.

A single beach on the Earth would have _____________ each day.

a)

1 High Tide and 1 Low Tide

b)

2 High Tides and 2 Low Tides

c)

4 High Tides and 4 Low Tides

d)

24 Total Tides

24.

Which of the following position of the three heavenly bodies shows the correct sequence during a lunar

eclipse?

a. Moon – Earth – sun b. sun – earth – moon c. moon – sun – earth d. earth – moon – sun

a)

Moon – Earth – sun

b)

sun – earth – moon

c)

moon – sun – earth

d)

earth – moon – sun

25.

Using the map, locate the following coordinates: 37^oN, 126^oE.

a)

South Korea

b)

Japan

c)

Taiwan

d)

Philippines

26.

Your community is rich in metallic minerals. Which of the following should the community undertake in order to conserve such precious mineral deposits?

a)

Use all of them to earn money.

b)

Put-up tunnels to harvest all metallic minerals.

c)

Formulate laws and ordinances to regulate mining of minerals.

d)

Use dynamites to clear out the mountain and reveal the mineral deposits.

27.

How does energy from the sun enter the atmosphere?

a)

The sun’s energy enters anywhere in the space including Earth.

b)

It reaches Earth and enters the atmosphere through radiation.

c)

It enters the atmosphere by vibrating through air particles of the atmosphere.

d)

The plants in the Earth attract the sun’s energy making it enter the Earth’s atmosphere.

28.

Which of the following DOES NOT describe a wise conservation of energy?

a. constructing dams near waterfalls.

b. using solar power cells to run electricity.

c. making windmills in areas with strong seasonal winds.

d. dumping of garbages and agricultural wastes into rivers.

a)

constructing dams near waterfalls.

b)

using solar power cells to run electricity.

c)

making windmills in areas with strong seasonal winds.

d)

dumping of garbages and agricultural wastes into rivers.

29.

What characteristics differentiate troposphere from other layers of atmosphere?

I. It is where most water vapor is found.

II. It begins about 16 km above the Earth’s surface

III. It is where all weather phenomena virtually takes

IV. It is where temperature decreases with altitude at

2⁰C/1000 ft.

a)

I and III only

b)

I, II, and III

c)

II and III only

d)

I, II, III, and IV

30.

Which of the following greatly cause weather changes?

I. Use of motor vehicles.

II. Cutting down of trees.

III. Use of products with CFC

IV. Massive clearing and destruction of

forests due to logging.

a)

I only

b)

III and IV only

c)

I and II only

d)

I, II, III and IV

31.

What do you call the upward and downward currents of air which result from the uneven heating of the

air?

a)

radiation currents

b)

conduction currents

c)

winds

d)

convection currents

32.

How does latitude primarily affect the controls of weather and climate?

a)

By precipitation

b)

By atmospheric circulation

c)

By humidity

d)

By temperature

33.

Which of the following statements explains there are seasons on Earth?

a)

Earth rotates on its axis.

b)

The distance between Earth and the sun changes.

c)

Earth’s axis is tilted as it moves around the sun.

d)

The temperature of the sun changes.

34.

If the Sun, Earth and Moon are lined up as follows, the Earth would have _____________.

a)

Spring Tides, which is when there are very high and very low tides.

b)

Spring tides, which is when there are almost no tides.

c)

Neap tides, which is when there are very high tides and very low tides.

d)

Neap tides, which is when there are almost no tides

35.

Which of the following is the correct location of province A?

a)

16^oN and 121^oE

b)

17^oN and 122^oE

c)

16^oS and 121^oW

d)

17^oS and 122^oW

36.

What is the reason to support the statement, “Cutting of trees in large areas contributes to global warming?”

a)

Plants use carbon dioxide to make food. When trees are cut, CO₂ in the atmosphere will not be used up.

b)

Plants use oxygen to make food. When trees are cut, oxygen in the atmosphere will not be used up.

c)

Plants use water vapor to make food. When trees are cut, water vapor in the atmosphere will not be used up.

d)

Plants use nitrogen to make food. When trees are cut, nitrogen in the atmosphere will not be used

up.

37.

How would you explain the occurrence of ITCZ?

I. It is the reason why we have thunderstorms during

certain months.

II. It occurs during warm months when these places are

much warmer than other places on Earth.

III. It happens only in countries near the equator because

these place receive direct rays from the sun.

a. I and III b. II and III c. I and II d. I, II, and III

a)

I and III

b)

II and III

c)

II and II

d)

I, II and III

38.

Why do seasons change in the Philippines?

a)

The sun is directed to the southern hemisphere only.

b)

The sun is somehow titled to both Northern and Southern hemisphere.

c)

Seasons change because the Earth is stationary directing its rays to Northern hemisphere always.

d)

Seasons change because direct rays of the sun shift from one hemisphere to the other as the Earth goes around the sun.

39.

If the moon had only one phase which is full moon, how would it affect the fishermen’s lives?

a. They cannot catch fish.

b. they can gather more fish.

c. The fishermen had the best time for catching fish.

d. It would be dangerous for them to catch fish because the sky is clear.

a)

They cannot catch fish.

b)

they can gather more fish.

c)

The fishermen had the best time for catching fish.

d)

It would be dangerous for them to catch fish because the sky is clear.

40.

Which letter in the diagram below shows the position of the Moon when an observer on Earth sees a full moon?

a)

A

b)

B

c)

C

d)

D

41.

The greenhouse effect is a natural phenomenon. Without a natural greenhouse effect, the temperature of the Earth would be about -18⁰C instead of 14⁰C at present. Why are scientists concerned about the greenhouse effect?

a. There is no technology that will keep the temperature of Earth constant.

b. Planting trees in wider areas is not possible; Earth has many desert areas.

c. Human activities like burning of fossil fuels and deforestation enhance the greenhouse effect.

d. The human population

a)

There is no technology that will keep the temperature of Earth constant.

b)

Planting trees in wider areas is not possible; Earth has many desert areas.

c)

Human activities like burning of fossil fuels and deforestation enhance the greenhouse effect.

d)

The human population

42.

Which of the following is most likely to cause a rise in the average temperature of the Earth’s atmosphere in the future?

a)

Atomic warfare

b)

Carbon dioxide from fossil fuels.

c)

Dust clouds from volcanoes.

d)

Depletion of the earth’s ozone layer.

43.

While on the beach, a group of Grade 7 learners are studying local winds. Jun, the leader of the group explains that the wind direction during the day is usually the reverse of the wind direction at night. Which of the following supports Jun’s claims?

a)

There is more water in the sea than on land.

b)

This is usually an indication that an El Niño event is under way.

c)

The water remains at about the same temperature all throughout the day.

d)

Land heats up faster than water during the day and it also cools faster at night.

44.

Which points in the diagram of the earth would have high tides?

a)

A and B

b)

A and C

c)

C and D

d)

B and D

45.

How does solar eclipse happens?

a)

when the shadows of Earth and Moon are cast in space.

b)

when the Moon comes directly between the Sun and Earth.

c)

when the shadows of Moon and Earth is neither too high nor too low

d)

when the Sun is on the opposite side of the Earth and the moon.

46.

Which of the following statements below shows conservation of natural resources?

a)

I only

b)

I, II and IV

c)

I and II only

d)

I, III and IV

unit4

Total questions: 46

Worksheet time: 23mins

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