Theory of Plate Tectonics
Technology
Soil Formation
Rivers
Tell about the Past
100
Earth's crust contains these two parts
What is continents and ocean floor
100
I developed a scale used to describe the strength of an earthquake
Who is Charles Richter
100
All soil begins as this
What is rock
100
I am the area of a river that regularly overflows
What is a floodplain
100
a sedimentary rock formed from seashells
What is limestone
200
This is where most earthquakes ocur
What is near plate boundaries
200
I am the site of a famous volcano eruption
What is Mt. Vesuvius
200
I am organic materials in the soil such as dead plant and animal materials
What is humus
200
The layer of rock where ground water can accumulate and flow freely
What is the aquifer
200
preserved parts of dead organisms
What is a fossil
300
The Himalayan Mountains were created by these
What is two colliding plates
300
instrument used to measure the strength of an earthquake
What is a seismograph?
300
I am the middle part of the soil profile
What is subsoil
300
I am the streams that join larger rivers
What are tributaries
300
famous fossil of part bird and part dinosaur
What is Archaeopteryx
400
Africa's Great Rift Valley is a great example of this
What is a spreading boundary
400
I am a piece of technology used to predict and volcano
What is a tiltmeter
400
Where soil formation takes place
What is at or near the Earth's surface
400
a looping bend that a river forms on flat land
What is a meander
400
famous fossil type found of sea animal with many legs
What is a trilobite
500
In an earthquake, the waves of energy travel outward from me
What is a focus
500
I am a series of numbers used to describe the strength of an earthquake
What is a Richter scale
500
We help mix air and humus into the weathered bits of rock to form soil
What is small burrowing animals
500
The lakes that are formed when the river straightens out and leaves water at the meanders
What is an oxbow lake
500
a person who studies ancient life is called this
What is a palentologist
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