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WorksheetsPetrology and Earth's Structure Quiz
Total questions: 38
Worksheet time: 20mins
What is the primary focus of Petrology?
Study of rocks and their properties
Study of plant life
Study of weather patterns
Study of soil composition
Which layer of the Earth is the thickest?
Mantle
Crust
Inner Core
Outer Core
What type of rocks are formed from cooled magma?
Metamorphic Rocks
Sedimentary Rocks
Volcanic Rocks
Igneous Rocks
What is the primary component of the Earth's Inner Core?
Nickel
Silicate minerals
Solid iron
Liquid iron
Which type of rock is formed through the accumulation and cementation of sediments?
Metamorphic Rocks
Igneous Rocks
Sedimentary Rocks
Basaltic Rocks
What is the temperature of the Earth's Inner Core?
Less than 1,000°C
Around 3,000°C
Exceeding 5,000°C
Around 1,500°C
What is the primary purpose of Petrology in Civil Engineering?
Creating geological maps
Studying climate change
Designing buildings
Material selection and site selection
Which of the following is NOT a classification of rocks?
Sedimentary Rocks
Metamorphic Rocks
Crystal Rocks
Igneous Rocks
What is the process of forming Metamorphic Rocks?
Erosion and transportation
Cooling of magma
Accumulation of sediments
Heat and pressure
Which layer of the Earth generates its magnetic field?
Crust
Mantle
Outer Core
Inner Core
What is the thickness range of the Continental Crust?
5-10 km
30-70 km
10-30 km
20-50 km
What is the main component of the Outer Core?
Granite
Liquid iron and nickel
Solid iron
Silicate minerals
What is the first step in the rock cycle?
Metamorphism
Erosion
Cooling
Weathering
Which type of rock can serve as historical records?
All types of rocks
Sedimentary Rocks
Metamorphic Rocks
Igneous Rocks
The branch of geology that studies rocks, their minerology, composition, texture, structure and their conditions.
The outmost layer of the Earth that is composed of solid rocks
The thickest layer of the Earth (2,900 km), composed of silicate minerals rich in iron and magnesium.
A solid sphere primarily made of iron, with temperature exceeding 5,000°C due to immense pressure.
Inner Core of a planet
A liquid layer composed mainly of iron and nickel, generating Earth’s magnetic field through its movement.
Naturally occurring solid materials made up of one or more minerals.
Formed from cooled magma
can be used in
◦1. Building Materials
◦2. Mineral Resource
◦3. Decorative Purposes
Igneous Rocks
Accumulation and cementation of sediments
Can be used in
◦1. Building Materials
◦2. Fuel Sources
◦3. Mineral Resources
◦4. Historical Records
Sedimentary rocks
Formed under heat and pressure.
Can be used in
Building Materials
◦2. Mineral Resources
3. Decorative Purposes
Metamorphic Rocks
PETROLOGY IS IMPORTANT IN THE FIELD OF _____ ________ FOR ________ _________ AND ____ _________, ENSURING THE _________ AND __________ OF STUCTURES
(a)
breaking down of rocks (no displacement)
Moving of rock particles
Erosion and Transportation
setting of transported rock particles.
rock particles squeezed dosed together:
Compaction
Solidification of rock particles
Cementation
accumulation and cementation of cements.
transformation of existing rocks (Heat and pressure)
Melting of rocks due to high temperature.
Melting
Formation
Erosion
Solidification
the lowering of temperature
where does a darker and thin type of crust located?
Where does a lighter and thick type of crust located?
