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Rocks and minerals exam flashcards covering mineral properties, crystal systems, and rock types for Grade 8.
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Rocks and Minerals Science Exam Flashcards

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This 59-card flashcard set covers rocks, minerals, and earth science for 8th Grade exam preparation. It includes questions on mineral hardness, cleavage, luster, crystal systems, igneous and sedimentary rock formation, metamorphic processes, and the rock cycle. Use it for test review, concept reinforcement, or as a study guide leading up to a quarterly or unit exam.

Subject:
Science
Topic:
Earth Science
Grade Level:
8th Grade
Updated April 2024

Terms in This Set

  • Which common metal was worth more per ounce of gold before scientists found a practical means of extracting it from the ore?
  • liquid water
  • seawater
  • Sulfur is to native mineral as quartz is to
  • mineral composed as more than one element is classified as
  • What scientists would most likely identify, classify, and analyze silicates
  • What test would provide the best example of a minerals color?
  • The process by which a crystal grows
  • A minerals crystal classification deals mostly with its
  • The symmetry of a crystal system directly involves
  • What mineral has perfect cleavage?
  • The system used to rate a minerals hardness is called
  • Obsidian a mineral of volcanic origin breaks in smooth curved surfaces showing ------- fracture
  • A mineral rated as 1 on the hardness scale is
  • A diamond will scratch feldspar and feldspar will scratch calcite. What is the hardness level in order?
  • When you conduct an acid test on a mineral sample you are watching for
  • A dark mineral sample attracts iron fillings you could conclude that the mineral is
  • The types of minerals that are most likely to be found in placer deposits are
  • Quartz
  • The best conductor of electricity is
  • A carat is a unit of
  • Which class of minerals makes up most of the rocks in the earth's crust?
  • Fools gold ( also called pyrite) a mineral of iron and sulfur is classified as an
  • Mineral salts are more properly called
  • What method is most common for obtaining minerals and ores?
  • Mining is one way to exercise dominion over God's creation, but we must be careful to maximize its benefits when minimizing its
  • Scientist theorize that some Macaws regularly eat clay because they
  • A scientist who studies the classification and origin of all types of rocks is called
  • A rock that has changed due to heat or pressure is a
  • Rocks formed from bits and pieces of eroded rocks are called
  • What test most likely could be used to identify a rock?
  • The individual rock particles, crystals, and sometimes fossils that combine to give a rock its texture are known as
  • The grain size of glassy rocks like obsidian is
  • According to young earth geologists, the original igneous rocks
  • Many young earth geologists think that the basement rocks created on the 3rd day of creation were probably
  • What contains the largest crystals?
  • A roc k that is often light enough to float is
  • A type of rock that is so smooth and shiny that its called volcanic glass is
  • Igneous rocks like granite and basalt are often used for statues and important buildings because they are
  • Sediments that can turn into sedimentary rocks someday are
  • Which type of igneous rock is most closely tied to the process of erosion?
  • What process would occur between deposition and cementation in the formation of a sedimentary rock?
  • Fossils are usually found in
  • Rocks formed from minerals precipitated from water are
  • The settling out of materials from a solution to form inorganic non clastic rocks is called
  • What type of rock is not non clastic sedimentary rock
  • What kind of sedimentary rock is most useful as a construction material?
  • The original rock that was altered to form a metamorphic rock is the
  • When hydrothermal fluids change rocks which they are in contact -----metamorphism has occurred?
  • Rock altered by heat from an igneous intrusion such as a sill or a dike has experienced what type of metamorphism?
  • Metamorphic rock that contains grain that appear to be more aligned in a more or less parallel pattern is what type of metamorphic rock?
  • What is the correct order of sequence of rock changing from one type to another?
  • What kind of rock used for building materials suffers from the most damage by acid rain?
  • What is a common example of non foliated metamorphic rock?
  • HIgh quality marble rock would most likely be used for
  • According to old earth interpretations of the rock cycle, what was the starting material in the cycle?
  • According to the old earth rock cycle, most rocks will eventually
  • The young earth view of historical geology concludes that
  • Melting sedimentary rocks in the crust can happen only through

How to Use This Flashcard Set

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