WorksheetsHAHAHAH SCIENCE TABANG AKOANG KAMOT HAHAHAHAHAHAH
Total questions: 60
Worksheet time: 30mins
What does the theory of plate tectonics state about Earth’s surface?
It is expanding over time
It is made of rigid plates that move relative to one another
It is completely solid and unmoving
It floats on Earth’s core
Who first proposed the hypothesis of continental drift?
Sean Combs
Charles Darwin
Alfred Wegener
William Smith
Which layer of Earth includes the crust and the uppermost mantle?
Asthenosphere
Lithosphere
Mesosphere
Outer core
Why can tectonic plates move over the asthenosphere?
The asthenosphere is liquid
The asthenosphere is cold and rigid
The asthenosphere behaves like a plastic due to heat
The asthenosphere is part of the crust
What type of plate boundary forms when two plates move apart?
Convergent
Transform
Divergent
Subduction
What major feature forms at divergent plate boundaries on the ocean floor?
Deep-sea trench
Mountain range
Mid-ocean ridge
Volcanic island arc
What type of boundary is represented by the San Andreas Fault?
Convergent
Divergent
Transform
Rift
What occurs when stress builds up along a transform boundary and is suddenly released?
Volcanic eruption
Tsunami
Earthquake
Mountain building
What happens at a convergent boundary between an oceanic and continental plate?
The continental plate subducts
Both plates rise
The oceanic plate subducts beneath the continental plate
A rift valley forms
What geological feature commonly forms where two continental plates collide?
Ocean trench
Volcano chain
Mid-ocean ridge
Folded mountain range
Which evidence supports the idea that continents were once connected?
Identical weather patterns
Matching coastlines, fossils, and rock types
Ocean currents
Magnetic storms
What tool allows scientists to measure plate movement today?
Seismographs
Radiometric dating
Global Positioning System (GPS)
Sonar mapping
What process in the mantle drives plate motion?
Radiation
Conduction
Convection currents
Reflection
What force causes plates to slide away from mid-ocean ridges due to gravity?
Basal drag
Slab pull
Ridge push
Magnetic force
What force pulls the rest of a tectonic plate into the mantle at a subduction zone?
Ridge push
Basal drag
Slab pull
Mantle lift
What is the Pacific Ring of Fire best described as?
A chain of hotspots in the Atlantic
A belt of earthquakes and volcanoes around the Pacific Ocean
A single fault line
A volcanic island
What primary plate boundary type dominates the Ring of Fire?
Divergent
Transform
Convergent
Passive
What process creates magma at many Ring of Fire volcanoes?
Sea-floor spreading
Subduction of oceanic plates
Continental rifting
Erosion
Why are megathrust earthquakes especially dangerous?
They occur daily
They happen only underwater
Stress builds for centuries and releases suddenly
They affect only volcanoes
What is seismic triggering?
Predicting earthquakes accurately
Stopping earthquakes
One earthquake altering stress on distant faults
Causing volcanic lava to cool
What is a slow slip event?
A powerful explosive eruption
A silent movement that releases stress without shaking
A landslide
A tsunami
Why are synchronized eruptions in one region significant?
They share the same magma chamber
They show volcanic activity is ending
They suggest regional tectonic destabilization
They prove volcanoes are unrelated
Why is the Philippines geologically active?
It lies on a hotspot
It is far from plate boundaries
It is located along the Pacific Ring of Fire
It is made of continental crust only
What type of volcano is Mount Mayon?
Shield volcano
Cinder cone
Stratovolcano
Caldera
Which volcano is known for its massive 1991 eruption with global effects?
Taal
Mayon
Pinatubo
Fuji
What hazard is produced by fast-moving hot ash and gas?
Lahar
Pyroclastic flow
Lava dome
Tephra fall
What organization monitors volcanic and seismic activity in the Philippines?
USGS
NASA
PHIVOLCS
NOAA
What tool helps track faults and hazards in the Philippines?
GPS satellites
FaultFinder app
Sonar imaging
Radiocarbon dating
What resource is harnessed from volcanic heat in the Philippines?
Solar energy
Wind energy
Geothermal energy
Nuclear energy
What causes liquefaction during strong earthquakes?
Solid rock melting
Soil behaving like a liquid
Lava intrusion
Ocean waves
What type of plate is usually subducted in the Ring of Fire?
Continental plate
Oceanic plate
Mantle plate
Lithospheric core
What forms when magma rises above subduction zones?
Rift valleys
Volcanic arcs
Plateaus
Ocean basins
Why does the Ring of Fire have frequent earthquakes?
Plates move slowly without friction
Plates collide and slide, building stress
Earth’s core is expanding
Volcanoes attract earthquakes
Which ocean is bordered by the Ring of Fire?
Atlantic
Indian
Arctic
Pacific
Why are volcanic regions also earthquake-prone?
Volcanoes cause earthquakes directly
Both are linked to plate boundaries
Earthquakes melt magma
Mountains prevent movement
What does the geologic time scale represent?
Weather changes
Earth’s magnetic history
The timeline of Earth’s history
Plate movement speed
What is the largest division of geologic time?
Era
Period
Epoch
Eon
How old is Earth approximately?
4.6 million years
46 million years
4.6 billion years
460 billion years
What law states younger rock layers are found above older layers?
Original Horizontality
Cross-cutting Relationships
Superposition
Fossil Succession
What does relative dating determine?
Exact numerical age
Sequence of events
Chemical composition
Fossil size
What does absolute dating provide?
Order of layers
Fossil names
Numerical age of rocks
Climate history
What type of dating uses radioactive decay?
Relative dating
Fossil dating
Radiometric dating
Correlation
What is half-life?
Time for all atoms to decay
Time for half of radioactive atoms to decay
Time rocks form
Time fossils appear
What element is used in radiocarbon dating?
Uranium
Potassium
Carbon-14
Thorium
Where are fossils most commonly found?
Igneous rocks
Metamorphic rocks
Sedimentary rocks
Mantle rocks
What fossil type forms when minerals replace original material?
Mold
Cast
Replacement fossil
Impression
What fossil type preserves only the shape of an organism?
Petrified
Mold
Amber
Coprolite
What are coprolites?
Footprints
Burrows
Fossilized dung
Stomach stones
What principle states fossils appear in a predictable order?
Superposition
Fossil Succession
Horizontality
Correlation
What makes an index fossil useful?
Long existence
Large size
Short time span and wide distribution
Rare occurrence
What era is known as the Age of Reptiles?
Paleozoic
Mesozoic
Cenozoic
Precambrian
What era is known as the Age of Mammals?
Paleozoic
Mesozoic
Cenozoic
Archean
What eon includes visible life and abundant fossils?
Proterozoic
Archean
Phanerozoic
Hadean
What event marks the end of the Mesozoic Era?
Formation of Earth
First mammals
Dinosaur extinction
First plants
What period is associated with extensive coal formation?
Jurassic
Carboniferous
Cambrian
Triassic
What eon makes up most of Earth’s history?
Phanerozoic
Archean
Precambrian
Cenozoic
What fossils are common in Precambrian rocks?
Dinosaurs
Mammals
Stromatolites
Trilobites
What does correlation of rock layers involve?
Measuring decay rates
Matching rocks of similar age
Counting fossils
Dating magma
What separates major divisions of geologic time?
Weather patterns
Human activity
Major changes in life forms
Plate speed
What does the phrase “the present is the key to the past” describe?
Catastrophism
Evolution
Uniformitarianism
Radiometric dating
