When two continents collide, they are welded together along a ...

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When two continents collide, they are welded together along a zone marking the former site of subduction. At this continental-continental plate boundary, a(n) ____ is formed.
 A)island arc
 B)abyssal plain
 C)trench
 D)interior mountain belt
 E)transform fault

Question 2

Which statement about methods of determining Earth's age is false?
 A)James Ussher derived an age of approximately 6,000 years based on Biblical genealogy.
 B)John Joly calculated an age of 90 million years based on how long it would take the oceans to become salty.
 C)Lord Kelvin determined an age of 75,000 years by assuming Earth had cooled from a molten state.
 D)Early scientists tried to calculate ages based on sedimentation rates.
 E)James Hutton calculated the age of Earth by measuring the rate of igneous rock formation.

[ju]

Answer to Question 1

D

Answer to Question 2

E

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Gracias!

[mochi09]

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