Which coastline is emerging or rising above sea level?
a) The Pacific Coast is tectonically active producing mountain chains and marine terraces.
b) The Atlantic Coast is a passive margin moving away from the Mid-Atlantic Ridge.
c) The Pacific Coast has earthquakes that foster a rise in sea level.
d) The Atlantic Coast has barrier islands due to littoral drift.
e) Flow is generally southward on both the Atlantic and Pacific coasts.
A
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The geologic relationships in this figure indicate that
A) the lava flow pushed the trees over.
B) the lava flow overlies an angular unconformity.
C) the lava flow is younger than the landscape surface partially covered by the lava flow.
D) materials beneath the lava flow were uplifted from great depth.
Evaluate this statement: "Earthquake damage depends primarily on the magnitude of the quake."
A) This statement is true. B) This statement is true, but earthquake damage also depends on the proximity to the epicenter and the characteristics of materials through which the earthquake passes. C) This statement is false; the most important factor in earthquake damage is the quality of building materials used. D) This statement is false; the most important factor in earthquake damage is the location's proximity to the epicenter.
Scientists only use measurements that are known to be reliable and accurate
Indicate whether the statement is true or false
A scientific hypothesis that holds up through numerous experiments or repeatedly through observation becomes
A. a fact B. a correlary C. a theory D. a law