The relatively soft layer of the upper mantle is the...
What is asthenosphere
100
True or False (If false, what would the spaced out word be changed to?): Continental c r u s t is made of rocks such as granite.
What is true.
100
The force that causes part of the crust to become shorter and thicker is...
What is compression.
100
True or False (If false, what would the spaced out word be changed to?): A n t i c l i n e forces squeeze or pull the rock in Earth's crust.
What is false, stress.
100
The three kinds of heat transfer are...
What is Conduction, Convection Radiation
200
The trasnfer of heat by the direct contact of particles of matter is...
What is conduction.
200
True or False (If false, what would the spaced out word be changed to?): Slow movements of mantle rock called r a d i a t i o n transfer heat in the mantle.
What is false, convection currents.
200
When the hanging wall of a fault slips down with respect to the footwall, the result is a...
What is normal fault.
200
True or False (If false, what would the spaced out word be changed to?): Rock uplifted by n o r m a l f a u l t s creates fault block mountains.
What is true.
200
Stress will build until an earthquake occurs if friction along a fault is....
A= decreasing
B= high
C=low
D= changed to heat
What is B = high.
300
Subduction of the ocean floor takes place at...
What is trenches.
300
True or False (If false, what would the spaced out word be changed to?): The single landmass that broke apart 250 million years ago was P a n g a e a.
What is true.
300
Which of the following is a rating of earthquake damage at a particular location?
What is Mercalli scale
300
True or False (If false, what would the spaced out word be changed to?): An earthquake's e p i c e n t e r is located deep underground.
What is false, focus.
300
To estimate the total energy released by an earthquake, a geologist should use the...
A= Mercalli scale
B= Richter Scale
C= Epicenter Scale
D= moment magnitude scale
What is D= moment magnitude scale.
400
The process that powers plate tectonics is...
What is convection.
400
True or False (If false, what would the spaced out word be changed to?): M i d O c e a n R i d g e s are places where oceanic crust sinks back to the mantle.
What is false, deep ocean trenches
400
The largest waves on a seismogram are...
What is surface waves.
400
True or False (If false, what would the spaced out word be changed to?): As S w a v e s move through the ground, they cause it to compress and then expand.
What is false, P waves.
400
If magma is low in silica, it wil cause...
A= an explosive eruption
B= pyroclastic flow
C= a quiet eruption
D= pumice deposits.
What is C = a quiet eruption.
500
Two plates collide with each other at....
What is convergent boundary.
500
True or False (If false, what would the spaced out word be changed to?): When two continental plates diverge, a t r a n s f o r m b o u n d a r y forms.
What is false, divergent boundary.
500
Magma becomes lava when it reaches a volcano's....
What is vent.
500
True or False (If false, what would the spaced out word be changed to?): In a volcano, magma moves upward through a p i p e.
What is true.
500
Which step in a volcanie eruption occurs just before the volcano erupts?
A= Magma collects in the magma chamber.
B= Lava hardens to form volcanic rock
C= Expanding gases push magma through the pipe
D= The roof of the empty magma chamber collapes
What is C = expanding gases push magma through the pipe.