Unit 3 Test Rocks and Minerals Test

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Question Answer
Which of the following is a characteristic of minerals?Solid, Crystal Structure, Definite Chemical Composition, or All of the Above All of the Above
Which of the following substances is a mineral?Cement, Coal, Quartz, or Glass Quartz
The way a mineral reflects light is its_________________.Streak, Luster, Fracture, or Cleavage Luster
The color of a mineral’s powder is called its _______.Streak, Luster, Density, or Hardness Streak
A mineral that splits apart easily along flat surfaces has the property called _________.Cleavage, Fracture, Crystal Shape, Hardness Cleavage
Which of the following properties could you possibly use to identify minerals?A. color, texture, length, and mineral compositionB. color, taste, texture, hardnessC.luster, hardness, streak, fractureD. length, color, weight, streak C. luster, hardness, streak, fracture
Which basis is the classifications of rocks made?A. How the rocks were formed.B. When the rocks were formed.C. Where the rocks were formed. D. Why the rocks were formed. A. How the rocks were formed.
Rocks are made up of one or more types of ____________. Minerals
What kind of rock is formed when volcanic lava cools? Igneous
A _______ rock is formed by extreme heat and pressure. Metamorphic
What is the first process that occurs during the formation of sedimentary rock?A. Existing rock is weathered and eroded.B.Sediment is buried and compacted.C. Existing rock is melted.D. Buried sediment is cemented together. Existing rock is weathered and eroded.
Molten rock under Earth’s surface is called _________. Magma
Igneous rocks are classified by where they are formed. Which type of igneous rock forms underground? Intrusive or Extrusive Intrusive
Extrusive rocks are formed by __________. Lava cooling on the earth's surface.
When rocks undergo weathering, they become __________. Sediment
The process by which sedimentary rocks are formed when rock fragments are squeezed together is called? Compaction
Which of the following is an igneous rock?Marble, Obsidian, Conglomerate, or Coal Obsidian
Which of the following is a sedimentary rock?Granite, Gabbro, Gneiss, Limestone Limestone
What layer of sediment would contain the oldest fossils? Top or Bottom Bottom
The process in which dissolved minerals crystallize and glue particles of sediment together is ____________. Cementation
Heat and pressure deep beneath Earth’s surface can change any rock into ________. Metamorphic Rock
The texture of a metamorphic rock that has grains arranged in parallel layers is described as ______. Foliated
The rock cycle indicates that each type of rock can change and form other rocks.
Which of the following is a metamorphic rock?Gneiss, Marble, Limestone, or Sandstone Marble
What can we learn by studying fossils? How earth's environments have changed.

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