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Vocabulary
Vocabulary 2
Test Prep
questions
questions
100
A process called ___________ breaks down rock using chemical means.
What is chemical weathering
100
A type of rock formed when particles are pressed and stuck together is
What is sedimentary
100
What is caused by colliding plates
What is earthquakes and volcanoes
100
Ways plate movement effects the earth
What is mountains are built, valleys are formed, earthquakes, volcanoes erupt
100
Two causes that make plates move
What is gravity and convection currents
200
When rocks are squeezed and heated at very high temperatures, they can be changed into this kind of rock
What is metamorphic
200
Most of Earth's ____________ is made of iron
What is core
200
When you are standing on the ground you are standing on this layer of the Earth
What is crust
200
The edges of the plates are called
What is plate boundaries
200
Where do Earthquakes usually occur
What is along plate boundaries
300
The thinnest of Earth's layers is called the
What is crust
300
When magma cools and hardens, it forms __________ rock
What is igneous
300
These are the two kinds of crust
What is continental and oceanic crust
300
3 ways a scientist learns about mantle and core
What is laboratory experiments, measuring vibrations from earthquakes, and studying mantle material that is pushed up through the cracks in the crust.
300
Earthquakes under the ocean cause these
What is tsunamis
400
Large sections of the Earth's crust called ___________ are constantly moving into and away from and past each other.
What is plate
400
Ice, plant roots, wind and temperature changes are causes of
What is mechanical weathering
400
The continental crust is made mostly of
What is granite
400
This instrument measures earthquake waves
What is seismograph
400
This is created when a volcano reaches the surface of the ocean
What is an island
500
The top part of Earth's ___________, together with the crust form the lithosphere.
What is mantle
500
What makes up the Earth's lithosphere
What is the crust and the UPPER part of the mantle
500
The Oceanic crust is made of this
What is basalt
500
This is the at the center of the Earth
What is the core
500
The movement of materails away from one place
What is erosion