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- 1. Multiple Choice
These are opening in the earth's crust from which lava, ash and hot gasses flow or eject during an eruption.
geysers
hot spots
fissures
volcanoes
- 2. Multiple Choice
It is a cone shaped volcano with very steep slope and the most common type of volcano.
composite
shield
cinder cone
caldera
- 3. Multiple Choice
It is the heat generated within the earth's interior.
solar energy
volcanic energy
geothermal energy
radiation energy
- 4. Multiple Choice
How composite, shield and cinder cone volcanoes are being classified?
according to its shape and height
according to composition and structure
according to periodicity of its eruption
according to pyroclastic materials it releases
- 5. Multiple Choice
An extinct volcano is one that is capable of erupting and will probably erupt again in the future.
true at all means
not true to all cases
true in certain aspect
case to case basis
- 6. Multiple Choice
Which of the following is NOT a feature of inactive volcanoes?
reduced size
hot springs
obliterated cone
vegetation
- 7. Multiple Choice
Which of the following is NOT a basis of classifying volcanoes?
structure
periodicity of eruption
type of rocks formed
composition
- 8. Multiple Choice
Which of the following is NOT a sign of volcanoes activeness?
amount of gas emission
frequent seismic activities
state of regular eruption
shape of volcano
- 9. Multiple Choice
Where are most active geothermal resources usually found?
along plate boundaries
near hot springs
along earthquake epicenter
in hot places
- 10. Multiple Choice
What indicates if a volcano will erupt explosively or quietly?
the viscosity of the magma and build of gases
the size of its crater and height of its cone
the length of time it last erupted
all of the above
- 11. Multiple Choice
It is a factor affecting climate which refers to the arrangement of the natural and artificial physical features of an area?
latitude
topography
altitude
global wind patterns
- 12. Multiple Choice
What happens to the temperature as the altitude of a place increases?
increases
remains constant
decreases
absorbed
- 13. Multiple Choice
It is a region of light and irregular wind forms when Southeast and Northeast trade winds converge in a low pressure zone near the equator.
monsoons
ITCZ
doldrums
horse latitude
- 14. Multiple Choice
It is insufficiency of precipitation for a long period of time which may last for months or one season.
global warming
El Niño
drought
La Niña
- 15. Multiple Choice
Place just above or below the equator which receives greater amount of heat from the sun due to the overhead position of the sun.
Tropic region
Temperate region
Polar region
Equatorial region
- 16. Multiple Choice
Which best explains why we do not experience winter in the Philippines?
it is the country's topography
it is the country's nearness to the equator
it is the country's low altitude
it is the countris wind systems
- 17. Multiple Choice
Which of the following is the worst effect of climate change?
continuous rise of temperatures
changes in precipitation patterns
rising of sea level
more droughts and heat waves
- 18. Multiple Choice
Why is it important for man to be aware of the climate change?
for us to seek for another place to live in
for us to ask our government make ways on how to resolve this
for us to avoid use of the substances that affects climate change
for us to be able to think of resolutions on how to lessen its impact
- 19. Multiple Choice
What causes the difference between summer and winter day lengths at the poles?
prevailing winds on Earth
Earth's tilt
rotation of the earth
polarity reversion
- 20. Multiple Choice
How the global climatic change will be intensified?
increase in the activities of man that produces greenhouse gases
increase in the amount of gasses emitted naturally and man-caused
decrease in awareness of the effects of global climate change
all of the above
- 21. Multiple Choice
These are hot balls of glowing gases.
sun
stars
supernova
nebula
- 22. Multiple Choice
What is the color of the hottest star?
white
red
blue
yellow
- 23. Multiple Choice
Which gases compose the stars?
oxygen and carbon dioxide
hydrogen and helium
nitrogen and argon
methane and neon
- 24. Multiple Choice
It is a measure of how bright a star would appear if viewed at equal distance with other stars?
apparent magnitude
estimated magnitude
relative magnitude
absolute magnitude
- 25. Multiple Choice
These are group of stars that form a certain pattern?
galaxy
constellations
Oort cloud
nebulae
- 26. Multiple Choice
Which star is called the "North Star"?
Betelguese
Sirius
Polaris
Rigel
- 27. Multiple Choice
It is a powerful tool that enables astrophysicists to infer stars' physical and chemical properties.
optical telescope
artificial satellite
Stellar spectroscopy
rocket mounted detector
- 28. Multiple Choice
What is the importance of constellations in our time?
for astronomers to locate and identify distant objects in space
for travelers to give them directions
for people to express their imaginations
for students to have something to study
- 29. Multiple Choice
Why Astrology and horoscopes are not reliable?
because the astrologers are lack of knowledge
because the constellations are not fixed in their positions
because they have no scientific basis
because the stars and the constellations are impulsive
- 30. Multiple Choice
What is the reason why constellations appear to change positions every night and throughout the year?
the 23.5 degrees tilt of the earth
the thick and unstable atmosphere of the earth
the rotation and revolution of earth
the changing positions of the observer
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