Rocks And Minerals For Earth Science Quiz

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Quizzes Created: 1 | Total Attempts: 5,294
Questions: 15 | Attempts: 5,294

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Rocks And Minerals For Earth Science Quiz - Quiz

Are you fascinated with geology and have a passion for all things that involve rocks and minerals? Then take this quiz. Get ready for your knowledge to be tested on various terms and facts on the subject. All the best and enjoy.


Questions and Answers
  • 1. 

    Minerals of the same kind always have the same __________

    • A.

      Color

    • B.

      Size

    • C.

      Structure

    • D.

      Age

    Correct Answer
    C. Structure
    Explanation
    Minerals of the same kind always have the same structure. This is because minerals are defined by their chemical composition and arrangement of atoms. The structure of a mineral refers to the specific way in which the atoms are bonded together and organized. While minerals of the same kind may vary in color, size, and age due to external factors, their internal structure remains consistent. This is what distinguishes one mineral from another and allows geologists to identify and classify them.

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  • 2. 

    _________ is magma that reaches Earth's surface.

    • A.

      Fool's gold

    • B.

      Clay

    • C.

      Cement

    • D.

      Lava

    Correct Answer
    D. Lava
    Explanation
    Lava is the correct answer because it is the term used to describe magma that has reached the Earth's surface. Magma is molten rock beneath the Earth's surface, while lava is the same molten rock that has erupted onto the surface. Therefore, lava is the appropriate choice to complete the given statement.

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  • 3. 

    Sandstone, limestone, shale, and chalk are examples of ________.

    • A.

      Marble

    • B.

      Sedimentary rocks

    • C.

      Ore minerals

    • D.

      Gemstones

    Correct Answer
    B. Sedimentary rocks
    Explanation
    Sandstone, limestone, shale, and chalk are examples of sedimentary rocks. Sedimentary rocks are formed through the accumulation and compaction of sediment over time. These rocks are typically composed of fragments of other rocks, minerals, and organic matter that have been transported and deposited by water, wind, or ice. The layers or strata in sedimentary rocks often contain valuable information about Earth's history and can contain fossils.

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  • 4. 

    Which statement about rocks and mnerals is true?

    • A.

      Minerals are usually mixtures of rocks

    • B.

      Rocks are usually mixtures of minerals

    • C.

      Rocks are inorganic, and minerals are organic

    • D.

      Minerals are rocks that have been petrified

    Correct Answer
    B. Rocks are usually mixtures of minerals
    Explanation
    Rocks are usually mixtures of minerals because rocks are made up of different types of minerals that are combined together. Minerals are the building blocks of rocks and are naturally occurring inorganic substances with a specific chemical composition and crystal structure. Different minerals have different properties, such as color, hardness, and texture, which contribute to the overall characteristics of a rock. Therefore, rocks can be seen as aggregates or combinations of various minerals.

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  • 5. 

    Igeneous, sedimentary, and metamorphic are types of _________

    • A.

      Volcanoes

    • B.

      Fossils

    • C.

      Rocks

    • D.

      Metals

    Correct Answer
    C. Rocks
    Explanation
    Igeneous, sedimentary, and metamorphic are types of rocks. Igneous rocks are formed from solidified lava or magma, sedimentary rocks are formed from the accumulation and compaction of sediments, and metamorphic rocks are formed from the transformation of existing rocks due to high heat and pressure.

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  • 6. 

    The hardest mineral on Earth is __________

    • A.

      Calcite

    • B.

      Mica

    • C.

      Quartz

    • D.

      Diamond

    Correct Answer
    D. Diamond
    Explanation
    Diamond is the hardest mineral on Earth because it is made up of carbon atoms arranged in a unique crystal lattice structure. This structure gives diamond its exceptional hardness, making it capable of scratching other minerals and substances. In comparison, quartz, calcite, and mica are all significantly softer minerals and cannot match the hardness of diamond.

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  • 7. 

    To find the true color of a mineral, you would do _________

    • A.

      An acid test

    • B.

      A streak test

    • C.

      A mohs test

    • D.

      A laser test

    Correct Answer
    B. A streak test
    Explanation
    A streak test is used to find the true color of a mineral. This test involves rubbing the mineral against a porcelain plate to observe the color of the streak left behind. The color of the streak may differ from the color of the mineral itself, as some minerals have different colored streaks due to impurities or variations in chemical composition. Therefore, conducting a streak test helps determine the true color of the mineral.

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  • 8. 

    Which is NOT a property that is used to identify a mineral?

    • A.

      Luster

    • B.

      Deposition

    • C.

      Cleavage

    • D.

      Streak

    Correct Answer
    B. Deposition
    Explanation
    Deposition is not a property used to identify a mineral. Luster refers to the way light reflects off the surface of a mineral, cleavage refers to the way a mineral breaks along planes of weakness, and streak refers to the color of a mineral's powder. However, deposition refers to the process of sediment settling and accumulating, which is not directly related to identifying a mineral.

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  • 9. 

    The constant forming, breaking down, and reforming of rocks is known as __________

    • A.

      The rock cycle

    • B.

      Erosion

    • C.

      Mining

    • D.

      Compaction

    Correct Answer
    A. The rock cycle
    Explanation
    The constant forming, breaking down, and reforming of rocks is known as the rock cycle. This process involves the transformation of rocks through various geological processes such as weathering, erosion, sedimentation, and lithification. It is a continuous cycle in which rocks are constantly changing from one form to another over time. Erosion is the process of wearing away rocks and transporting the sediments, mining is the extraction of minerals from the Earth's crust, and compaction is the process of squeezing sediments together to form sedimentary rocks.

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  • 10. 

    The Mohs scale is a way to rant the ________ of a mineral.

    • A.

      Color

    • B.

      Quality

    • C.

      Hardness

    • D.

      Texture

    Correct Answer
    C. Hardness
    Explanation
    The Mohs scale is a way to rank the hardness of a mineral. It measures the resistance of a mineral to scratching or abrasion. The scale ranges from 1 to 10, with 1 being the softest mineral (talc) and 10 being the hardest (diamond). Hardness is an important characteristic of minerals as it helps in their identification and classification.

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  • 11. 

    Cubic, hexagonal, and monoclinic are kinds of _________.

    • A.

      Acid tests

    • B.

      Rock origins

    • C.

      Mineral fractures

    • D.

      Crystal shapes

    Correct Answer
    D. Crystal shapes
    Explanation
    Cubic, hexagonal, and monoclinic are all terms used to describe different crystal shapes. Crystal shapes refer to the geometric arrangement of atoms or molecules within a crystal lattice. Each crystal shape has its own unique arrangement and symmetry, which can be classified into different crystal systems. In this case, the correct answer is crystal shapes because the given terms are all examples of different crystal shapes.

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  • 12. 

    Which is a kind of fossil fuel?

    • A.

      Coal

    • B.

      Talc

    • C.

      Amber

    • D.

      Petrified wood

    Correct Answer
    A. Coal
    Explanation
    Coal is a type of fossil fuel because it is formed from the remains of plants that lived and died millions of years ago. Over time, the heat and pressure from the Earth's crust transformed these plant remains into coal. Fossil fuels are non-renewable energy sources that release carbon dioxide when burned, contributing to climate change. Coal is widely used for electricity generation and industrial purposes due to its abundance and energy content.

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  • 13. 

    Fossils are usually found in _______.

    • A.

      The inner core

    • B.

      Cubic crystals

    • C.

      Sedimentary rock

    • D.

      Volcanic glass

    Correct Answer
    C. Sedimentary rock
    Explanation
    Fossils are usually found in sedimentary rock because this type of rock is formed from layers of sediment that accumulate over time. Fossils are often preserved in sedimentary rock because the layers act as a protective covering, preventing the remains from being destroyed or eroded. Additionally, sedimentary rock is often formed in environments such as rivers, lakes, or oceans, where the conditions are conducive to the preservation of organic material. This makes sedimentary rock the most common type of rock in which fossils are found.

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  • 14. 

    Which does not cause weathering?

    • A.

      Cementation

    • B.

      Wind

    • C.

      Water

    • D.

      Temperature changes

    Correct Answer
    A. Cementation
    Explanation
    Cementation is a process in which sediments are compacted and hardened by the precipitation of minerals between them. It does not cause weathering because it does not involve the physical or chemical breakdown of rocks or minerals. Weathering is the process by which rocks are broken down into smaller pieces or altered in composition due to exposure to various agents like wind, water, and temperature changes. Therefore, cementation is the correct answer as it is not a cause of weathering.

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  • 15. 

    Scientists who study rocks and minerals are called ________.

    • A.

      Engineers

    • B.

      Geologists

    • C.

      Geographers

    • D.

      Biologists

    Correct Answer
    B. Geologists
    Explanation
    Geologists are scientists who specialize in the study of rocks and minerals. They analyze the composition, structure, and history of the Earth's crust, as well as the processes that shape it. Geologists play a crucial role in understanding the Earth's history, predicting natural hazards such as earthquakes and volcanic eruptions, and locating valuable mineral resources. They use various techniques, including fieldwork, laboratory analysis, and remote sensing, to gather data and make interpretations about the Earth's geological features. Therefore, geologists are the correct answer for scientists who study rocks and minerals.

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  • Current Version
  • Oct 13, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jan 06, 2011
    Quiz Created by
    Laklak
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