Minerals
Rocks
Earth
Forces
Misc.
100
Diamond
What is the hardest mineral?
100
Rocks
What are made of minerals and include three types?
100
Model
What is something used to represent an object or idea?
100
Fold
What is a bend in a rock layer?
100
Mohs' scale of hardness
What is the name of the scale that tests mineral hardness?
200
hardness
What is the measure of how easily a mineral can be scratched?
200
Lave
What is magma that reaches Earth's surface?
200
Crust
What is the thinnest of all earth's layers?
200
Anticline
What is an upward fold of a rock layer?
200
Streak
What property describes the color of a powdered mineral.
300
Luster
What is the way light reflects from the surface of a mineral.
300
Igneous Rock
Type of rock that forms when hot, melted rock material cools and hardens.
300
Core
Layer that consists of a solid inner layer and molten outer layer?
300
Fault
What is a break in rock along which movement has occured?
300
The Rock Cycle.
What is the series of changes that rocks undergo?
400
Feldspar
Has a hardness very close to glass. Can be white, pink, and gray. Is non-metallic.
400
cementation
What is the binding of sediments?
400
P waves and S waves
What are the two kinds of earthquake waves?
400
focus
What is the place where movement first occurs along a fault?
400
Index fossils
Scientists use these to help them tell the relative ages of rocks?
500
Placer
A deposit of sediment that contains mineral fragments?
500
Bituminous
This type of coal lights very easily and provides the most energy of all types of coal.
500
Iguanodon
What is the name of the first fossil discovered by Mary Ann Mantell in 1825.
500
epicenter
What is the place on earth's surface above the focus is called what?
500
San Andreas Fault
What is the largest fault in the United States? Located between Los Angeles and San Francisco.
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