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WorksheetsChapter 6 Review
Total questions: 9
Worksheet time: 5mins
What is the difference between earthquake warnings and earthquake predictions??
Earthquake warnings occur right BEFORE an earthquake begins. Earthquake predictions happen well in advance of an earthquake to help people evacuate.
Earthquake warnings occur right AFTER an earthquake begins to help people evacuate. Earthquake predictions advise people to evacuate the area before an actual earthquake begins.
Earthquake warnings occur well after shaking starts. Earthquake predictions occur well before an earthquake begins.
Nothing. The two are the same.
What main geologic processes are associated with an earthquake?
Plate Tectonics
Oceans
The weather cycle
Volcanoes
What is the main source of stresses in the rocks of the earth's crust?
Friction
Ocean floor spreading
Supersonic waves
Tectonic motion
The Himalaya Mountains seems to have formed from the collision of the plate containing the India subcontinent with the plate containing Asia. What kind of plate boundary is this?
Divergent
Transform
Convergent
Subduction
Rocks that are __________ tend to break easily and not store up stresses.
Brittle
Elastic
Tight
Strong
What kind of motion along a fault produces a measurable earthquake?
Steady and large
Smooth and subtle
Sudden and jerky
Gentle and small
Which of the following is NOT true regarding P and S waves?
P Waves arrive first at seismic station and S waves arrive second.
The wavelengths of P Waves are shorter than S waves.
P waves are stronger than S waves.
S waves can not pass through the earth's core but P waves can.
S waves can not pass through liquids but P waves can.
At minimum, how many seismic stations are needed to identify the epicenter of an earthquake?
At least 2
At least 3
At least 4
At least 5
For developing countries, what is usually the main factor that results in deaths during an earthquake? (Ignore secondary effects such as tsunamis and landslides)
Building construction is not earthquake resistant.
People are uneducated on earthquake causes
Fires
Seismic gaps
