Minerals
Rocks
Rock Cycle
Uses for Rocks
Random
100
What is a natural, nonliving substance that makes up rocks?
Mineral
100
What types of rocks form when magma cools and hardens?
Igneous Rocks
100
What shows how rocks change from one form to another form of rock?
Rock Cycle
100
In what ways do people use rocks?
-stone for buildings and structures -cement -soaps & cleansers -materials for statues and flooring
100
What is a property that describes the appearance of a rock?
Texture
200
What is the softest mineral?
Talc
200
What type of rocks are formed when sediments are cemented and pressed together?
Sedimentary Rocks
200
Rocks materials are moving through the rock cycle all the time. True or False?
True
200
Why is slate, a metamorphic rock, used for tile roofs, billiard tables, and walkways?
Slate is waterproof.
200
What refers to the way light bounces off the surface of a mineral?
Luster
300
What is the hardest mineral?
Diamond
300
What types of rocks are formed from extreme heat and pressure?
Metamorphic Rocks
300
During the rock cycle, how can a rock become an igneous rock?
Any rock can melt and cool to form an igneous rock.
300
Shale, a ___________________ rock, is used to make bricks, china, and pottery.
Sedimentary
300
What is the name of the color left behind after a mineral is scratched along a white tile?
Streak
400
What is a characteristic that describes something?
Property
400
In what type of rocks are most fossils found?
Sedimentary Rocks
400
How can some rocks become metamorphic during the rock cycle?
When the rocks are exposed to extreme heat and pressure, they can become metamorphic rocks.
400
Why is granite, an igneous rock, used for building?
Granite is strong and long lasting.
400
What is a trace of something that was once alive?
Fossil
500
Name 4 properties of identifying minerals.
-color -luster- -steak -hardness
500
How are the ages of rock layers and fossils compared?
Relative age-the older the rock layer/fossil, the lower it is found.
500
In the rock cycle, what breaks rocks into sediments and carries them away?
Weathering and Erosion
500
What are materials from Earth that have useful properties?
Resources
500
How many types of minerals have scientists identified?
More than 3,000
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