Layers
Earthquakes
Volcanoes
Rocks and Minerals
Fossils
100
Top layer of earth's surface.
What is crust?
100
Instrument that records earthquake waves.
What is seismograph?
100
What happens when a volcano collapses into itself at its top.
What is a crater?
100
Name two properties that are used to describe minerals.
What is streak, luster, and hardness.
100
The most likely place to find a fossil.
What is Sedimentary Rock?
200
Layer of Earth's surface made mostly of iron and nickel.
What is core?
200
The point below Earth's surface where an earthquake begins.
What is the focus?
200
Most volcanoes form along these.
What is plate edges?
200
The hardest mineral found on earth.
What is a diamond?
200
When minerals replace the woody material in a tree.
What is petrified?
300
Three ways plates move.
What is away from each other, toward each other, and sliding past each other?
300
The point on the surface right above the focus.
What is the epicenter?
300
Something positive that occur from a lava flow.
What is help crops grow?
300
Rocks that are formed when melted rock hardens.
What is igneous rocks?
300
A fossil imprint left by a plant or animal.
What is a mold?
400
Layers of Earth that make up plates.
What is crust and upper mantle?
400
A break in which rocks move.
What is a fault?
400
Melted rock inside the earth.
What is magma?
400
The movement of weathered rock pieces from one place to another.
What is erosion?
400
When minerals fill a mold fossil and then harden.
What is a cast?
500
The largest continent.
What is Asia?
500
Two scales that scientists use to measure earthquakes.
What is Mercalli and Richter?
500
Melted Rock that reaches earths surface.
What is lava?
500
The regular patterns particles in minerals form.
What is crystals?
500
A clue to the activity of an animal that lived long ago.
What is a trace fossil?
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